How to get from 900 to 1200 in chess? Week 26 and a new high of 1112

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Week 26 (July 1–6, 2024) is the week I reached a new high. I played 34 rapid games, all at 10 minutes, won 20 and lost 14, and went from 1038 to 1090. On the way I hit 1112, my highest rating so far, at the end of a six-game winning streak on July 4. Three weeks earlier I had been at 917. If "how to get from 900 to 1200 chess" is what you keep typing into Google, this is what the middle of that climb looked like for me, including the losses that kept me from going higher.

The week in numbers

Games 34, all 10-minute rapid
Wins / losses / draws 20 / 14 / 0
Rating 1038 → 1090 (+52), peak 1112
Average accuracy 80.6 %
Blunders (Stockfish) 47 (opponents: 55)
Most played openings Zukertort Chigorin Variation (8), Accelerated London (4), Chigorin Variation (3), Cozio Defense (3)

Two six-game winning streaks did the work: #634 to #639 on July 3 and #652 to #657 on July 4, the second one ending at 1112. Wednesday, July 3 was fifteen games with 10 wins. My average accuracy, 80.6 %, was the best weekly figure I'd had since late April, and none of my mistakes came under time pressure.

The surprise was the colour split. With Black I won 12 and lost 6. With White I went 8–8, and my most played line, the Zukertort Chigorin Variation, actually lost more than it won: 3 wins, 5 losses. After the peak, I lost four of my last five games and finished at 1090. And six times I failed to win a position where I'd had at least an 80 % chance. The climb came from fewer blunders (47, fewer than my opponents' 55), not from perfect play.

Three losses from the first two days

Before the streaks, I lost three of my first five games. All three are about a piece that was defended one moment and undefended the next.

The queen that stopped defending the bishop

Game #629, Black against merryoldsoul (1054), in an English Opening. About equal, −0.10. My queen on a5 was the only thing protecting my bishop on c5, which White's knight on e4 was attacking.

r n b . . r k .
p p . . . p p p
. . . . p n . .
q . b . . . . .
. . B . N . . .
. . . Q P . P .
P P . B . P . P
R . . . K . N R
Move 10: my queen on a5 guards the bishop on c5
Queen from a5 to d8, offering a queen trade but leaving the bishop on c5 undefended Bishop from c5 to b4, pinning the bishop on d2 to the king

10...Qd8 offers a queen trade on the d-file, and it also stops guarding c5. In the game White didn't even bother with the queens: 11.Nxc5 simply picked up my bishop. The evaluation went from −0.10 to +5.87. The engine's 10...Bb4 moves the bishop out of danger with a threat of its own: it attacks the bishop on d2 with White's king behind it, which is a pin (game on Chess.com).

Castling away from a bishop under attack

Game #632, White against Ajski09 (1043), in my Zukertort Chigorin. Equal, −0.06. Black's queen on e7 and rook on e8 were lined up against my bishop on e2.

. . . r r . k .
p p p . q p p p
. . n . . . . .
. . . p . . . .
. . . P . . b .
. . P . . N P .
P P . . B . P P
R . . Q K . . R
Move 16: two black pieces attack e2, two white pieces defend it
Castles, taking the king away from the bishop on e2 Queen from d1 to d2

Count the pieces on e2. Attackers: Black's queen and rook, one behind the other on the e-file. Defenders: my king on e1 and my queen on d1. Two against two, so the bishop is safe. Then I castled, the king left e1, and it was two against one. 16...Qxe2 would win the bishop, and the evaluation dropped from −0.06 to −6.57. My opponent missed it and played 16...Rd6, but I lost the game anyway. Stockfish's 16.Qd2 keeps both defenders in place. The painful part: in game #525, three weeks earlier, castling had also removed the only defender of my knight on d2. Same mistake, different piece (game on Chess.com).

Capturing with the wrong piece

Game #633, Black against sophievande (1036), in a Queen's Gambit Declined. About equal, −0.22, and both my knight on e4 and my queen on a5 could take the pawn on c3.

r . b . k . . r
p p . n . p p p
. . p . . . . .
q . . p . . B .
. . . P n . . .
P . P B P N . .
. . Q . . P P P
R . . . K . . R
Move 11: the same pawn, two ways to take it
Knight takes the pawn on c3 Queen takes the pawn on c3 with check, attacking the rook on a1, the queen on c2 and the bishop on d3

I took with the knight. Stockfish's answer for White is 12.Qd2, attacking the knight on c3 with my queen on a5 directly behind it on the same diagonal, so the knight is stuck. The evaluation went from −0.22 to +1.58. Taking with the queen, 11...Qxc3+, is check and attacks three white pieces at once; after the queen trade the position stays level (game on Chess.com).

The lesson of the week

All three losses come down to the same skill: counting defenders before a piece moves. My queen left c5, my king left e2, my knight landed where my own queen made it a target. None of these moves were reckless. They were ordinary moves (a queen trade offer, castling, a recapture) that changed the count of attackers and defenders on one square. If I had to answer how to get from 900 to 1200 in chess from this week alone, it would be this: I gained 52 points by blundering less than my opponents, and the next 100 are hiding in moves like castling that I treat as automatically safe.

All games this week

Game # Date Colour Opponent (rating) Result Opening Accuracy Link
629 Jul 1 Black merryoldsoul (1054) Loss English Opening Symmetrical Variation 71.3 game
630 Jul 1 White cdan777 (1014) Win Queens Pawn Opening Zukertort Chigorin Variation 90.4 game
631 Jul 1 Black Hencho (1050) Win Ponziani Opening 95.2 game
632 Jul 1 White Ajski09 (1043) Loss Queens Pawn Opening Zukertort Chigorin Variation 75.6 game
633 Jul 2 Black sophievande (1036) Loss Queens Gambit Declined Exchange Positional Line 62.6 game
634 Jul 3 White tmat789 (1040) Win London System 96.2 game
635 Jul 3 Black NowyDezerter (1016) Win Queens Pawn Opening Chigorin Variation 53.0 game
636 Jul 3 White AhmedIbrahim1970 (1032) Win Queens Pawn Opening Accelerated London System 97.0 game
637 Jul 3 Black adynlavine (1066) Win Ruy Lopez Opening Cozio Defense 89.5 game
638 Jul 3 Black Caspar123456 (1078) Win Ruy Lopez Opening Cozio Defense 83.6 game
639 Jul 3 White Sanaaqueen (1057) Win Queens Pawn Opening Zukertort Chigorin Variation 72.9 game
640 Jul 3 White PhenomenalND (1076) Loss Queens Pawn Opening Zukertort Chigorin Variation 61.9 game
641 Jul 3 Black BadPlayer2115 (1047) Win Queens Pawn Opening Chigorin Variation 81.6 game
642 Jul 3 Black Hora33 (1067) Win Van t Kruijs Opening 75.1 game
643 Jul 3 White mayanksoniiu (1077) Loss Queens Pawn Opening Zukertort Chigorin Variation 56.5 game
644 Jul 3 Black abdelqader010 (1079) Loss Scotch Game Goring Double Pawn Sacrifice Variation 63.1 game
645 Jul 3 White Katherine55 (1063) Loss Queens Pawn Opening Zukertort Variation 76.1 game
646 Jul 3 White crampel (1040) Win Queens Pawn Opening Zukertort Chigorin Variation 95.6 game
647 Jul 3 Black HAHAHAtalokana23 (1071) Win Scotch Game Scotch Gambit Haxo Gambit 56.3 game
648 Jul 3 White Cany231 (1085) Loss Queens Pawn Opening Zukertort Chigorin Variation 81.8 game
649 Jul 4 Black yannisdesmot (1078) Win Kings Pawn Opening 79.1 game
650 Jul 4 Black ClaesFR (1108) Loss London System 77.8 game
651 Jul 4 White chovi7 (1076) Loss Queens Pawn Opening Accelerated London System 97.4 game
652 Jul 4 White out12pace (1079) Win English Defense 94.2 game
653 Jul 4 Black drake99909 (1054) Win Caro Kann Defense Advance Variation 94.4 game
654 Jul 4 White amature668 (1080) Win Queens Pawn Opening Horwitz Defense 95.8 game
655 Jul 4 White xauco (1071) Win Queens Pawn Opening Accelerated London System 56.3 game
656 Jul 4 Black wahoo82 (1082) Win Scotch Game 94.6 game
657 Jul 4 Black cmg8771 (1116) Win Queens Pawn Opening Chigorin Variation 91.1 game
658 Jul 5 White Rashsaraf (1151) Loss Queens Pawn Opening Accelerated London System 91.9 game
659 Jul 5 Black Ladiams (1159) Loss Ruy Lopez Opening Cozio Defense 81.3 game
660 Jul 5 Black M_Elpeshpeshy (1030) Win Center Game Accepted Normal Variation 97.7 game
661 Jul 6 White Amr2805 (1120) Loss Queens Pawn Opening Zukertort Chigorin Variation 74.9 game
662 Jul 6 Black yasarashfaq (1100) Loss Van t Kruijs Opening 78.9 game

Previous: week 25 · Next: week 27 · The full series: the journey hub · Count your own defenders with an engine: review your own games like this.

Frequently asked questions

How do you get from 900 to 1200 in chess?

I hadn't yet, but this stretch took me from 917, my low in week 23, to 1112 three weeks later. In this week the biggest change was Black: 12 wins and 6 losses, after a 1–10 week with Black in late May.

Is castling always safe?

No. In game #632 castling took my king away from the bishop on e2, which Black's queen and rook were both attacking, and the evaluation dropped from −0.06 to −6.57. The same pattern had cost me a knight in game #525 three weeks earlier.

How do you count attackers and defenders in chess?

List every piece that attacks the square and every piece that defends it. On e2 in game #632 it was two attackers, Black's queen and rook on the e-file, against two defenders, my king and queen, until I castled.