Maurits van der Meer Profile Banner
Maurits van der Meer Profile
Maurits van der Meer

@MeerMaurits

2,780
Followers
5,328
Following
823
Media
24,629
Statuses

Mathematician, father of 2, Bayesian statistics, ๐Ÿ€ and โ™Ÿ๏ธ #chesspunks

Amsterdam
Joined March 2011
Don't wanna be here? Send us removal request.
Pinned Tweet
@MeerMaurits
Maurits van der Meer
2 years
Hey #chesspunks ! I had the honor of playing in a simul today with the legendary @Kasparov63 . Obviously I lost, but I will remember this experience for life ๐Ÿ˜
Tweet media one
Tweet media two
Tweet media three
52
33
655
@MeerMaurits
Maurits van der Meer
2 years
@clareblackwood Don't tell him but batting .1000 is not as impressive as he thinks it is... ๐Ÿ˜…
25
7
873
@MeerMaurits
Maurits van der Meer
2 years
@martindale_kari @ScruffyAnthony @proletarat @fanofhats I hope the complaint was about them getting fired ๐Ÿ˜…
1
0
428
@MeerMaurits
Maurits van der Meer
2 years
@Ballislife That video was extremely savage. A whole generation of NBA players still have traumas from all the punishment they received from Shaq.
1
3
338
@MeerMaurits
Maurits van der Meer
5 months
Painful ๐Ÿ˜…๐Ÿ˜…๐Ÿ˜…
Tweet media one
22
2
283
@MeerMaurits
Maurits van der Meer
10 months
A nice present from my wife ๐Ÿ˜„ #chesspunks
Tweet media one
40
6
260
@MeerMaurits
Maurits van der Meer
6 months
@boldmovebydan I think he means head-to-head score. Otherwise I agree that itโ€™s a strange statement.
2
0
260
@MeerMaurits
Maurits van der Meer
3 months
So... this actually happened. I just finished receiving a chess lesson from former world champion @VBkramnik and it was truly amazing ๐Ÿ˜ฑ Thank you so much! If someone had told me this would happen at the start of the week, I would not have believed them. #chesspunks
Tweet media one
32
10
257
@MeerMaurits
Maurits van der Meer
4 months
Itโ€™s been โ€œvery interestingโ€ to have my first documented interaction with GM Vladimir Kramnik ๐Ÿ˜… #chesspunks
@VBkramnik
Vladimir Kramnik
4 months
@MeerMaurits @anishgiri @chesscom Even though you are neither ๐Ÿ˜†
15
1
18
25
3
248
@MeerMaurits
Maurits van der Meer
5 months
I was just playing a casual game when this position occurred. White to play. #chesspunks
Tweet media one
120
9
226
@MeerMaurits
Maurits van der Meer
3 months
A while ago I got into a discussion with none other than Vladimir Kramnik about statistics of streakiness for certain top chess players. It took me a while, but I finally found the time to run some analysis. Warning: long thread below. #chesspunks (as always!)
24
12
217
@MeerMaurits
Maurits van der Meer
3 months
Saturday training. How can black survive the attack? #chesspunks
Tweet media one
71
15
211
@MeerMaurits
Maurits van der Meer
2 months
One of the funniest puzzles Iโ€™ve seen in a while. White to play and draw! #chesspunks
Tweet media one
46
11
195
@MeerMaurits
Maurits van der Meer
2 years
I just heard my daughter singing in the shower "look, I saw rook a4, I just didn't like it". She's 4 years old, doesn't know how to play chess, and doesn't speak English ๐Ÿ˜ฒ๐Ÿคฏ #chesspunks
11
8
193
@MeerMaurits
Maurits van der Meer
9 months
Just played round 1 of Tata Steel. A hard-fought draw where I was much better but failed to find the correct continuation, and then my opponent found a nice trick to force a draw. Iโ€™ll show the game later. Now I have to sleepโ€ฆ #chesspunks
Tweet media one
29
6
192
@MeerMaurits
Maurits van der Meer
1 month
Celebrating (modest) success ๐Ÿ˜„ #chesspunks
Tweet media one
33
5
185
@MeerMaurits
Maurits van der Meer
17 days
No instruction whatsoever and this is what my kid plays against me ๐Ÿ˜…๐Ÿ˜ญ #chesspunks
Tweet media one
36
3
183
@MeerMaurits
Maurits van der Meer
9 months
One to make up for my loss. #chesspunks @viditchess thanks for the lesson ๐Ÿ˜„
Tweet media one
10
2
177
@MeerMaurits
Maurits van der Meer
3 months
It took me a while to find this one ๐Ÿ˜… (Thatโ€™s kinda the point of this excellent course). White to play! #chesspunks
Tweet media one
48
5
156
@MeerMaurits
Maurits van der Meer
2 years
@askavrukh Oh wow, that's pretty! I love how black has three ways to capture the queen and all lead to mate.
3
1
147
@MeerMaurits
Maurits van der Meer
1 month
This course is not for casuals ๐Ÿ˜‚ Do you recognize the position? If not, the author is disappointed in you ๐Ÿ˜… #chesspunks
Tweet media one
84
7
152
@MeerMaurits
Maurits van der Meer
2 months
Another โ€œinterestingโ€ puzzle. This one, rated 2847, is the one that made me reach a new personal best 3100 puzzle rating on Chesscom. White to play! #chesspunks
Tweet media one
94
5
151
@MeerMaurits
Maurits van der Meer
11 months
Just played a game in our team league. Although my team lost 2.5-5.5, I had a nice (theoretical) win. My opponent played into a main line of the Botvinnik Semi-Slav (a super sharp opening), and I happened to know all the theory until he made a mistake. #chesspunks
Tweet media one
19
4
134
@MeerMaurits
Maurits van der Meer
3 months
@Anthony_Bonato Answer: I have a truly amazing proof but this captcha box doesn't allow enough characters to type it all out.
11
6
136
@MeerMaurits
Maurits van der Meer
4 months
@VBkramnik @anishgiri @chesscom I am a mathematician. That is 100% true. I am an amateur chess player, which may not count from your point of view. We can agree to disagree ๐Ÿ˜
6
0
122
@MeerMaurits
Maurits van der Meer
2 years
Just received wordt that I'm no longer on the waiting list - I'll be playing the Wijk aan Zee Tata Steel Chess Tournament 2023! Really looking forward to this one ๐Ÿ˜๐Ÿ˜ฑ #chesspunks
15
1
119
@MeerMaurits
Maurits van der Meer
2 years
The highlight for me was when after 20 moves the position was still roughly equal, and he looked at me and asked "I'm sorry, what's your rating?" It sounded like a compliment to me ๐Ÿ˜ Obviously I blundered a piece a couple of moves later...
8
2
107
@MeerMaurits
Maurits van der Meer
10 months
@chessmensch Kxg8 Nxf6+ - Jeremy stops the clock and calls the arbiter because that move is illegal ๐Ÿ˜…
1
0
105
@MeerMaurits
Maurits van der Meer
4 months
This is the last puzzle I'm posting today. Alekhine just castled. How did Euwe (playing white) punish this careless move on his way to becoming the World Champion? #chesspunks
Tweet media one
46
9
105
@MeerMaurits
Maurits van der Meer
2 years
I've been practicing a lot of tactics puzzles recently, but when this position came up I missed the typical motif. Black to play and win! #chesspunks
Tweet media one
61
6
104
@MeerMaurits
Maurits van der Meer
4 months
@Sam_Copeland Qxe3 fxe3 Rexe3 looks pretty good for black ๐Ÿ˜… itโ€™s mate in a couple more moves.
1
0
99
@MeerMaurits
Maurits van der Meer
6 months
@theworldchess This is slightly misleading because when Gukesh flagged, Alireza was one move away from winning by checkmate.
3
0
101
@MeerMaurits
Maurits van der Meer
5 months
Another great puzzle from this @chessable course. Capablanca just played โ€ฆNbd5. What move did both he and Marshall miss that would have won for white? #chesspunks
Tweet media one
24
2
101
@MeerMaurits
Maurits van der Meer
9 months
Just received a beautiful hoodie ๐Ÿ˜„ Slightly too late to wear it to Wijk aan Zee, but thereโ€™s always next year! #chesspunks @womeninchess @emiliacastelao
Tweet media one
4
3
98
@MeerMaurits
Maurits van der Meer
4 months
@anishgiri @chesscom I agree with this stance 100% - More as a statistician/mathematician than as a chess player even ๐Ÿ˜…
3
2
96
@MeerMaurits
Maurits van der Meer
11 months
Luckily Twitter is here to remind me that Iโ€™m becoming old ๐Ÿ˜…
Tweet media one
48
1
92
@MeerMaurits
Maurits van der Meer
1 year
Yesterday my chess club organized a very special event: a simul against the current champion (that would be me ๐Ÿ˜…). 21 people turned out to do battle with me ๐Ÿ˜ฑ It was a great experience, but a bit tiring. #chesspunks
Tweet media one
12
6
94
@MeerMaurits
Maurits van der Meer
5 months
One more โ€œCapa Comboโ€. White is about to lose their advanced passer. What did Capablanca play here with white to win the game? #chesspunks
Tweet media one
26
5
94
@MeerMaurits
Maurits van der Meer
10 months
@ChrisBirdIA I think this is one of those "hate the system, don't hate the player" moments. FIDE set this up so this kind of nonsense could happen. In a way, they encouraged it by going only off the Jan 1st rating list. I don't like that it's happening, but it's not Firouzja's fault.
2
1
91
@MeerMaurits
Maurits van der Meer
1 year
Beautifully puzzle that took me a while (not mate in 2). White to play and win. #chesspunks
Tweet media one
32
15
90
@MeerMaurits
Maurits van der Meer
5 months
@SusanPolgar @chesscom @ChessBase @lichess @chesscom_in @OnTheQueenside @ChessICC @FideWomen @alexandrabotez @itsandreabotez @JenShahade Impressive, both your performance and the fact that FIDE forgot about it ๐Ÿ˜… The history of womenโ€™s chess is not as well known as it should be!
1
2
88
@MeerMaurits
Maurits van der Meer
2 years
@NBAMemes All the ring counters would also prefer Robert Horry over Michael Jordan, LeBron James, and Kobe Bryant ๐Ÿคท๐Ÿปโ€โ™‚๏ธ
18
2
86
@MeerMaurits
Maurits van der Meer
10 months
@Sam_Copeland 1โ€ฆNf4 2.gxf4 (2.Bxe6 Ne2#) Rg8+ and black wins. What a brutal tactic ๐Ÿ˜ฑ
5
0
87
@MeerMaurits
Maurits van der Meer
1 year
Took me a while (1000 days to be precise) #chesspunks
Tweet media one
12
1
86
@MeerMaurits
Maurits van der Meer
2 months
New personal best in Puzzle Rush Survival ๐Ÿ˜„ As always, some interesting puzzles are below. #chesspunks
Tweet media one
12
0
88
@MeerMaurits
Maurits van der Meer
6 months
A nice round number ๐Ÿ˜ #chesspunks
Tweet media one
12
2
86
@MeerMaurits
Maurits van der Meer
9 months
Sadly, I lost my final round game ๐Ÿ˜ข I made two mistakes after getting a very promising position, the second of which got me checkmated ๐Ÿ˜… Iโ€™ll come back better next year ๐Ÿ˜„ #chesspunks
12
1
87
@MeerMaurits
Maurits van der Meer
4 months
Time for another Alekhine puzzle. Alekhine failed to punish the move โ€ฆBf4, even though whenever your opponent puts a bishop on f4 that should be your first instinct. Can you do better? #chesspunks
Tweet media one
19
2
83
@MeerMaurits
Maurits van der Meer
4 months
I just played a terrible game where I managed to blunder on move 3... in a classical game ๐Ÿ˜ญ๐Ÿ˜… I fought valiantly (or foolhardily, whichever you prefer) but the result was never in doubt. As such there won't be a game recap this week ๐Ÿ˜… #chesspunks
32
1
86
@MeerMaurits
Maurits van der Meer
4 months
I played some online blitz for the first time in forever, and I reached this position. What would you do with white? #chesspunks
Tweet media one
43
3
82
@MeerMaurits
Maurits van der Meer
4 months
@ChessVonDoom Thank you, Omar! I appreciate your kind words! ๐Ÿซถ I didn't take this too seriously, so don't worry on my behalf ๐Ÿ˜… I even got an apology out of him, so there's no need to drag this on ๐Ÿ˜
3
0
83
@MeerMaurits
Maurits van der Meer
11 months
Wait WHAT!? Did Polina Shuvalova just get 2 knight-and-bishop mates in the span of 3 games in the same tournament!? That's unbelievable ๐Ÿ˜… #chesspunks
10
6
80
@MeerMaurits
Maurits van der Meer
6 months
@Kaldas90 โ€œI would have gotten away with it, if not for these meddling kidsโ€ ๐Ÿ˜…
1
1
83
@MeerMaurits
Maurits van der Meer
4 months
Weโ€™ve had some fun, now back to work ๐Ÿ˜ Black to play. #chesspunks
Tweet media one
21
1
82
@MeerMaurits
Maurits van der Meer
2 months
A fun puzzle from this course. White to play! #chesspunks
Tweet media one
41
1
82
@MeerMaurits
Maurits van der Meer
2 months
What did I play in this position as black? #chesspunks
Tweet media one
47
3
79
@MeerMaurits
Maurits van der Meer
1 year
Yesterday we had the amazing Mr. X visit our chess club and play a simul against 29 people: 26 wins, 3 draws, and no losses (I lost my game too). Very impressive! @schaakbond #chesspunks
Tweet media one
Tweet media two
13
9
79
@MeerMaurits
Maurits van der Meer
1 year
@JohanSalomon 1.Bc8 Kxc8 (Ka7 2.Qb7#) 2.Qa8# I feel at once proud and a bit disturbed that I looked at Bc8 as the first candidate ๐Ÿ˜…
2
0
78
@MeerMaurits
Maurits van der Meer
11 months
Today I signed up for the Wijk aan Zee tournament in 2024 (weekend group). Looking forward to a great tournament! ๐Ÿ˜ #chesspunks
13
1
77
@MeerMaurits
Maurits van der Meer
1 year
@chessmensch Nd2, premove Nb3
2
0
76
@MeerMaurits
Maurits van der Meer
6 months
@DubiousMitch Qxe6 Kxe6 (Ke8 Ng7#) Bxd5 Kxd5 Nf4# ๐Ÿ˜ฑ๐Ÿ˜ฑ๐Ÿ˜ฑ I donโ€™t think I would have found it without the โ€œdisgustingโ€ hint ๐Ÿ˜…
8
0
78
@MeerMaurits
Maurits van der Meer
1 year
๐Ÿ˜ฑ I'm the 2022-2023 champion of my chess club's internal league! A nice write-up can be found here (in Dutch): #chesspunks
28
0
76
@MeerMaurits
Maurits van der Meer
5 months
@kamrynheidi Is it 1...Re2 with the idea 2.Qxf6 Rxe1 3.Kh2 gxf6? (...Re2 and not somewhere else because it stops the queen from staying on the diagonal, and also threatens Qxf2 in case of 2.Qa1).
3
2
75
@MeerMaurits
Maurits van der Meer
2 months
@nuckyverse @ClutchPoints @bball_ref Agreed. If he never touches a basketball again he still gets HOF for sure ๐Ÿ˜…
2
0
76
@MeerMaurits
Maurits van der Meer
8 months
Just had a decent puzzle rush survival session; reaching 52. I came across a couple of fun puzzles and will post them below #chesspunks
Tweet media one
12
1
72
@MeerMaurits
Maurits van der Meer
5 months
Just had a painful loss at the chess club where I had a good position but my opponent found a mating net. I had seen this and saw that it didn't work, but then I made a mistake that made the mating attack work ๐Ÿ˜ฑ Chess is hard ๐Ÿ˜… #chesspunks
8
1
71
@MeerMaurits
Maurits van der Meer
24 days
I spent a surprisingly long amount of time on this puzzle before I noticed an important detail: it is black to move, not white ๐Ÿ˜… #chesspunks
Tweet media one
27
2
70
@MeerMaurits
Maurits van der Meer
1 month
A blitz game I played today which works as a blindfold challenge (not difficult): 1.Nf3 d5 2.c4 dxc4 3.g3 Nf6 4.Bg2 Bg4 5.Ne5 Be6 6.Bxb7 Nbd7 7. White to play and win. #chesspunks
18
6
71
@MeerMaurits
Maurits van der Meer
5 months
@LionChess_coach 1.Qxf3 Bxf3 2.Bxf3 Qe1 3.Ne2+ and white is forced to give up the queen, after which black has an extra piece. 1.Nxf3 is an instructive mistake because of Kh1.
5
0
71
@MeerMaurits
Maurits van der Meer
1 month
For some reason I found @ChessMood โ€™s puzzle of the day very funny today ๐Ÿ˜… White to move! #chesspunks
Tweet media one
20
5
70
@MeerMaurits
Maurits van der Meer
8 months
I came across this puzzle in Chessableโ€™s recent course 50-day Tactics Challenge. An excellent exercise in short calculation. Black to play; single-move answers are wrong. #chesspunks
Tweet media one
49
6
69
@MeerMaurits
Maurits van der Meer
28 days
Very cool one ๐Ÿ˜ White to play! #chesspunks
Tweet media one
25
6
68
@MeerMaurits
Maurits van der Meer
6 months
@GMJoseMartinez Now you should refuse to play him ๐Ÿ˜…
2
0
69
@MeerMaurits
Maurits van der Meer
3 months
This one took me quite a while, but when I eventually found the solution it made me very happy ๐Ÿ˜ Black to play and draw. #chesspunks
Tweet media one
18
5
68
@MeerMaurits
Maurits van der Meer
2 years
And in this position, my opponent resigned instead of letting me finish the game in style... #chesspunks
Tweet media one
23
0
69
@MeerMaurits
Maurits van der Meer
1 year
@natesolon 1.Qxf7 (๐Ÿ˜ฑ) Rxf7 2.Ng6 Kg8 3.Rh8#
3
0
65
@MeerMaurits
Maurits van der Meer
1 year
From Karpov-Anand. Black to play (the board is set up from whiteโ€™s perspective). How would you evaluate this position? What would you play? #chesspunks
Tweet media one
33
5
64
@MeerMaurits
Maurits van der Meer
2 months
A fun puzzle from the World Champion Calculation course (part 1). Black is preparing Bg6+. How do we deal with that? #chesspunks
Tweet media one
35
4
62
@MeerMaurits
Maurits van der Meer
9 months
Met more #chesspunks at the event ๐Ÿ˜„
Tweet media one
Tweet media two
7
3
63
@MeerMaurits
Maurits van der Meer
2 years
Nice way to end the year in style: won first place among first boards at my club's end of year team tournament. My team didn't finish very well, but I played some decent games and held a draw in a terrible endgame for 3W 2D 0L ๐Ÿ˜ #chesspunks
Tweet media one
8
2
62
@MeerMaurits
Maurits van der Meer
3 months
@EugenePerel Bg2 Kxg2 Qxd4 and the pin on c3 is deadly.
5
0
61
@MeerMaurits
Maurits van der Meer
2 months
An interesting puzzle from a recent Puzzle Rush. White to play. #chesspunks
Tweet media one
23
2
62
@MeerMaurits
Maurits van der Meer
2 years
@GregShahade Wow, this revolutionary piece kinda moves in an L-shape ๐Ÿ˜ฑ
1
0
59
@MeerMaurits
Maurits van der Meer
2 years
@v_forsman Ra6! Both the rook and pawn are immune: Kxa6 c8=Q; Kxc7 Rxa5; furthermore, the knight has no squares: Nc6 Rxc6; Nb3 Rb6+; Nc4 Rc6.
2
0
58
@MeerMaurits
Maurits van der Meer
2 years
@TheCynicOpt @brentography89 @NoContextBrits And the follow up quiz question will be "name the Prime Minister in office when Queen Elizabeth died" ๐Ÿ˜…
1
0
59
@MeerMaurits
Maurits van der Meer
5 months
A cool puzzle from @chessable course World Champion Calculation Training 1 by GM Oleksiyenko. Capablanca just played โ€ฆe5 - can you defeat a World Champion? White to play! #chesspunks
Tweet media one
19
2
59
@MeerMaurits
Maurits van der Meer
2 years
@chesscom Double shoutout to the people who then accidentally stalemate their opponent ๐Ÿ˜…
1
0
60
@MeerMaurits
Maurits van der Meer
4 months
@davidllada 1.Qa7 looks good, with 2.d8Q# no matter where black goes. I also like Qh8 Kxh8 Kg6 with mate next, but thatโ€™s not 2 moves ๐Ÿ˜…
7
0
56
@MeerMaurits
Maurits van der Meer
3 months
Decent sequence ๐Ÿ˜ #chesspunks
Tweet media one
6
1
57
@MeerMaurits
Maurits van der Meer
1 year
@ChessMood Qd6 Kh4 Qh6. I think barely within 30 seconds but I didn't time myself ๐Ÿ˜… But I don't believe that statistic ๐Ÿ˜œ
4
0
57
@MeerMaurits
Maurits van der Meer
5 months
A fun puzzle from Chess Kingโ€™s CT-ART. #chesspunks
Tweet media one
16
3
57
@MeerMaurits
Maurits van der Meer
1 year
@ChessProblem So refreshing to see a new name in the spotlight, after all the hype of the last couple of months that only focused on a small group of youngsters ๐Ÿ˜…
0
0
57
@MeerMaurits
Maurits van der Meer
2 years
New level reached ๐Ÿ˜ฑ
Tweet media one
11
0
57
@MeerMaurits
Maurits van der Meer
9 months
Round 2 another draw. Just like yesterday it was a hard-fought game that lasted five hours, and just like yesterday it ended in knight plus rook versus rook ๐Ÿ˜… #chesspunks
4
1
56
@MeerMaurits
Maurits van der Meer
4 months
An instructive mistake: I solved this puzzle (white to play) but wasn't convinced my solution was correct because I misevaluated the final position. Can you do better? I ended up choosing the best sequence anyway because I didn't find anything better ๐Ÿ˜… #chesspunks
Tweet media one
35
4
53
@MeerMaurits
Maurits van der Meer
1 year
I don't do this often, but found this variation on a well-known theme. From the excellent 1001 Chess Exercises for Advanced Club Players. Black to play #chesspunks
Tweet media one
25
2
55
@MeerMaurits
Maurits van der Meer
11 months
Different day, different set. Does anyone recognize the game? And what did black play next in this position? #chesspunks
Tweet media one
13
3
55
@MeerMaurits
Maurits van der Meer
11 months
@juntaikeda 1.Bb5 Bb4 2.Kf1 Qxb5 3.Nxc7 *black stops the clock and calls the arbiter* ๐Ÿ˜…
4
0
55
@MeerMaurits
Maurits van der Meer
9 months
You can see me in the red #chesspunks sweater of you know where to look ๐Ÿ˜…
@peterdoggers
Peter Doggers
9 months
The amateur weekender tournament is starting! #TataSteelChess
Tweet media one
4
4
37
5
1
53
@MeerMaurits
Maurits van der Meer
1 month
A fun one to end the day (unless youโ€™re in a different timezone, then use this to start your day, have lunch, or whatever you do at this time of day ๐Ÿ˜…). Black to play. #chesspunks
Tweet media one
28
2
54