rn1qkbr1/p2ppp2/bp4Q1/2p1n1pp/1P1P1P2/N3P1PN/PBPK3P/R2R4 b q - 1 12
FEN state: rn1qkbr1/p2ppp2/bp4Q1/2p1n1pp/1P1P1P2/N3P1PN/PBPK3P/R2R4 b q - 1 12 ; Best move: e5f3
The current state of the chess board is: Black rook at a8, black knight at b8, black queen at d8, black king at e8, black bishop at f8 and black rook at g8. Black pawn at a7, black pawn at d7, black pawn at e7 and black pawn at f7. Black bishop at a6, black pawn at b6 and white queen at g6. Black pawn at c5, black knight at e5, black pawn at g5 and black pawn at h5. White pawn at b4, white pawn at d4 and white pawn at f4. White knight at a3, white pawn at e3, white pawn at g3 and white knight at h3. White pawn at a2, white bishop at b2, white pawn at c2, white king at d2 and white pawn at h2. White rook at a1 and white rook at d1. Black queenside is the only castle move available. Half move number is 1. Full move number is 12. Black to move.