Indian Defense: Gibbins-Weidenhagen Gambit, Oshima Defense
1. d4 Nf6 2. g4 e5
The Indian Defense: Gibbins-Weidenhagen Gambit, Oshima Defense is a chess opening classified as ECO A45, reached after 1. d4 Nf6 2. g4 e5. It is a line of the Indian Defense. White is to move.
This exact move order didn't appear in our sample of 12.6 million Lichess games: it's a rare line.
Engine evaluation: 0.00 (Stockfish, depth 38; best line 3. Bg2 Nxg4 4. h3 Nxf2 5. Kxf2 Qf6+)
- ECO
- A45
- Moves
- 4 plies
- FEN
rnbqkb1r/pppp1ppp/5n2/4p3/3P2P1/8/PPP1PP1P/RNBQKBNR w KQkq - 0 3- PGN
1. d4 Nf6 2. g4 e5
Analyse with Stockfish · Board image (SVG) · Open on Lichess
Master games
1 over-the-board game is classified under this line (White 0%, draw 100%, Black 0%). The strongest:
- Rainer Siegmund (2130) – Dieter Villing (2120) 1/2-1/2 · 15th TCh-Eur Senior · 2013-07-28
Comes from
Indian Defense: Gibbins-Weidenhagen Gambit 1. d4 Nf6 2. g4
More Indian Defense lines (all)
- Indian Defense: Pseudo-Benko A43
- Indian Defense (1. d4 Nf6) A45
- Indian Defense: Accelerated London System A45
- Indian Defense: Gedult Attack A45
- Indian Defense: Gibbins-Weidenhagen Gambit Accepted A45
- Indian Defense: Gibbins-Weidenhagen Gambit, Maltese Falcon A45
- Indian Defense: Gibbins-Weidenhagen Gambit, Stummer Gambit A45
- Indian Defense: Lazard Gambit A45
- Indian Defense: Maddigan Gambit A45
- Indian Defense: Omega Gambit A45
- Indian Defense: Omega Gambit, Arafat Gambit A45
- Indian Defense: Paleface Attack, Blackmar-Diemer Gambit Deferred A45
Opening names and moves from the Lichess openings dataset; statistics from the Lichess open database, 2026-09 (CC0), sample of 12.6 million games, bots excluded; evaluations from Lichess cloud analysis (all CC0). Master games from The Week in Chess #920–#1664 by Mark Crowther, used with permission.