C20 is the opening Barnes Opening: Walkerling of the volume C · Open games: 5 half-moves to the position in the diagram, 30 variations in the ECO table.
What the games say
207 games in the collections, from 1836 to 2022. Mean rating of the games with ratings: 2421.
White wins 24 %, draws 30 %, Black wins 46 %
Most games: Alapin, Simon (23), Cubas, Jose Fernando (8), Nakamura, Hikaru (5), Alexopoulos, Georgios (4), Blackburne, Joseph Henry (4)
All 30 variations
- Barnes Opening: Walkerling 1.f3 e5 2.e4 ♘f6 3.♗c4
- Bongcloud Attack 1.e4 e5 2.♔e2
- Center Game 1.e4 e5 2.d4
- English Opening: The Whale 1.e4 e5 2.c4
- King's Pawn Game 1.e4 e5
- King's Pawn Game: Alapin Opening 1.e4 e5 2.♘e2
- King's Pawn Game: Bavarian Gambit 1.e4 e5 2.c4 d5
- King's Pawn Game: Beyer Gambit 1.e4 e5 2.d4 d5
- King's Pawn Game: Clam Variation, King's Gambit Reversed 1.e4 e5 2.d3 f5
- King's Pawn Game: Clam Variation, Radisch Gambit 1.e4 e5 2.d3 ♘f6 3.f4 ♗c5
- King's Pawn Game: King's Head Opening 1.e4 e5 2.f3
- King's Pawn Game: King's Head Opening 1.e4 e5 2.f3 ♘f6 3.♘c3
- King's Pawn Game: Leonardis Variation 1.e4 e5 2.d3
- King's Pawn Game: MacLeod Attack 1.e4 e5 2.c3
- King's Pawn Game: MacLeod Attack, Lasa Gambit 1.e4 e5 2.c3 f5
- King's Pawn Game: MacLeod Attack, Norwalde Gambit 1.e4 e5 2.c3 d5 3.♕h5 ♗d6
- King's Pawn Game: Mengarini's Opening 1.e4 e5 2.a3
- King's Pawn Game: Napoleon Attack 1.e4 e5 2.♕f3
- King's Pawn Game: Philidor Gambit 1.e4 e5 2.d4 d6 3.dxe5 ♗d7
- King's Pawn Game: Tortoise Opening 1.e4 e5 2.♗d3
- King's Pawn Game: Wayward Queen Attack 1.e4 e5 2.♕h5
- King's Pawn Game: Wayward Queen Attack, Kiddie Countergambit 1.e4 e5 2.♕h5 ♘f6
- King's Pawn Game: Wayward Queen Attack, Mellon Gambit 1.e4 e5 2.♕h5 ♘c6 3.♗c4 ♘h6 4.d3 g6 5.♕f3 f6 6.♘e2 d5
- King's Pawn Game: Weber Gambit 1.e4 e5 2.d3 d5 3.exd5 c6 4.dxc6 ♘xc6
- King's Pawn Opening 1.e4 e5 2.b3
- King's Pawn Opening: Speers 1.e4 e5 2.♕g4 ♘f6 3.♕f5
- King's Pawn Opening: Van Hooydoon Gambit 1.e4 e5 2.♕e2 ♘c6 3.c3 ♘f6 4.♘f3 ♗c5 5.d4 exd4 6.cxd4 ♘xd4
- Portuguese Opening 1.e4 e5 2.♗b5
- Portuguese Opening: Miguel Gambit 1.e4 e5 2.♗b5 ♗c5 3.b4
- Portuguese Opening: Portuguese Gambit 1.e4 e5 2.♗b5 ♘f6 3.d4