King's Pawn Opening (킹스 폰 오프닝)
한국어The King's Pawn Opening family holds 3 lines. The boards below follow its shortest line from the first move.
The Korean name in brackets is ours, not an official translation. The original name is English.
Main line
1. e4 e5 2. b3
One move per board, left to right. The two outlined squares are the move just played.
Play it yourself
King's Pawn Opening (C20)
1. e4 e5 2. b3
Tap a piece and then the square it goes to. When the move matches the data, the reply follows on its own.
Your move.0 of 3 moves played.
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ECO codes here
Variations in this family
Ordered by ECO code. A blank label means the entry carries the family name alone.
C20King's Pawn Opening3 movesPlay this line
1. e4 e5 2. b3
C20Speers5 movesPlay this line
1. e4 e5 2. Qg4 Nf6 3. Qf5
C20Van Hooydoon Gambit12 movesPlay this line
1. e4 e5 2. Qe2 Nc6 3. c3 Nf6 4. Nf3 Bc5 5. d4 exd4 6. cxd4 Nxd4
Other families of similar size
Data collected on 2026-09-07. The original is published as a public domain data set.