London System · As White · updated October 2026
Play the London System like Yagiz Kaan Erdogmus
A repertoire in the London System built from 79 of Yagiz Kaan Erdogmus's public Chess.com blitz games. At every position you play the move Yagiz Kaan Erdogmus chose most often. Where Yagiz Kaan Erdogmus has fewer than 3 games, the course takes the other top-50 players' most played move, then Stockfish's. Learn a line on the board, then each position comes back in a short daily review until it sticks.
Not affiliated with or endorsed by Yagiz Kaan Erdogmus or Chess.com.
- Yagiz Kaan Erdogmus was #20 in Chess.com blitz in October 2026 (3,248) and scored 57% against opponents averaging 3,063 in these games.
- You play Yagiz Kaan Erdogmus's own move in 15 of 40 positions.
- The whole course is free, and it is updated monthly.
Train lines
Learn a new line move by move. Lines due for review go to your daily review first.
Free · first 5 lines need no account
Blitz rank
#20
Chess.com
Rating
3,248
Games
79
in this opening
Score
57%
in these games
Opponents
3,063
average rating
Lines to learn
- Next
Line 1 · 6% at top level
1…d5 2.Bf4 Bf5 3.e3 e6 4.c4
- New
Line 2 · 5% at top level
1…Nf6 2.Nf3 d5 3.Bf4 Bf5 4.e3 e6 5.Bd3
- New
Line 3 · 5% at top level
1…d5 2.Bf4 Nf6 3.e3 c5 4.Nf3 Nc6 5.Nbd2
- New
Line 4 · 5% at top level
1…d5 2.Bf4 c5 3.e3 Nc6 4.Nf3 cxd4 5.exd4 Bg4 6.c3
- New
Line 5 · 5% at top level
1…d5 2.Bf4 c5 3.e3 cxd4 4.exd4 Nc6 5.Nf3
- New
Line 6 · 4% at top level
1…Nf6 2.Nf3 d5 3.Bf4 c5 4.e3 Qb6 5.Nc3 a6 6.dxc5 Qxc5 7.Bd3
- New
Line 7 · 4% at top level
1…d5 2.Bf4 e6 3.e3 c5 4.c3
- New
Line 8 · 3% at top level
1…Nf6 2.Nf3 g6 3.Bf4 Bg7 4.e3 O-O 5.h3
- New
Line 9 · 3% at top level
1…Nf6 2.Nf3 d5 3.Bf4 e6 4.e3 Bd6 5.Nbd2 O-O 6.Bd3
- New
Line 10 · 3% at top level
1…Nf6 2.Nf3 d5 3.Bf4 c5 4.e3 e6 5.c3 Bd6 6.Bg3 O-O 7.Nbd2 Qc7 8.dxc5
- New
Line 11 · 3% at top level
1…Nf6 2.Nf3 d5 3.Bf4 c5 4.e3 Nc6 5.Nbd2 Bg4 6.c3 e6 7.h3 Bxf3 8.Nxf3 Bd6 9.dxc5
- New
Line 12 · 3% at top level
1…Nf6 2.Nf3 d5 3.Bf4 c5 4.e3 Nc6 5.Nbd2 Nh5 6.Bg5
- New
Line 13 · 3% at top level
1…Nf6 2.Nf3 d5 3.Bf4 c5 4.e3 Nc6 5.Nbd2 Qb6 6.dxc5 Qxb2 7.Rb1
- New
Line 14 · 3% at top level
1…Nf6 2.Nf3 d5 3.Bf4 c5 4.e3 Nc6 5.Nbd2 cxd4 6.exd4
Ordered by how often they come up in top-level games. Learned lines join your daily review.
Yagiz Kaan Erdogmus's main line in the London System, move by move
The most common line at top level: 1…d5 2.Bf4 Bf5 3.e3 e6 4.c4.
- 1…d5 Reply · Yagiz Kaan Erdogmus's games A common reply here is 1…d5. At top level, this comes up about 38% of the time.
- 2.Bf4 Your move · Yagiz Kaan Erdogmus's games Yagiz Kaan Erdogmus played 2.Bf4 in 18 games, scoring 56%.
- 2…Bf5 Reply · Yagiz Kaan Erdogmus's games A common reply here is 2…Bf5. At top level, this comes up about 6% of the time.
- 3.e3 Your move · Yagiz Kaan Erdogmus's games Yagiz Kaan Erdogmus played 3.e3 in 3 games, scoring 33%.
- 3…e6 Reply · Yagiz Kaan Erdogmus's games A common reply here is 3…e6.
- 4.c4 Your move · Yagiz Kaan Erdogmus's games Yagiz Kaan Erdogmus played 4.c4 in 3 games, scoring 33%.
Questions about this course
- How does Yagiz Kaan Erdogmus play the London System?
- After 1.d4, Yagiz Kaan Erdogmus's most common line is 1…d5 2.Bf4 Bf5 3.e3 e6 4.c4. At top level it comes up about 6% of the time.
- Is this Yagiz Kaan Erdogmus's course?
- No. ChessDrills builds it automatically from Yagiz Kaan Erdogmus's public Chess.com blitz games.
- What is this London System course based on?
- 79 of Yagiz Kaan Erdogmus's Chess.com blitz games in the London System as White, against opponents with an average rating of 3,063. Yagiz Kaan Erdogmus scored 57% in them.
- How many lines does the course have?
- 14 lines covering 40 positions, ordered by how often they come up in top-level games. The first 5 lines need no account; saving your progress with an email unlocks the rest, free.
- Who is Yagiz Kaan Erdogmus?
- GM Yagiz Kaan Erdogmus was ranked number 20 on the Chess.com blitz leaderboard with a rating of 3,248 when this course was built.