rnb1qbn1/1p1p1p1r/3kp3/p1p4p/2P2P1R/N7/PP2PKP1/1RB1QBN1 w - - 3 13
FEN state: rnb1qbn1/1p1p1p1r/3kp3/p1p4p/2P2P1R/N7/PP2PKP1/1RB1QBN1 w - - 3 13 ; Best move: a3b5
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black queen at e8, black bishop at f8 and black knight at g8. Black pawn at b7, black pawn at d7, black pawn at f7 and black rook at h7. Black king at d6 and black pawn at e6. Black pawn at a5, black pawn at c5 and black pawn at h5. White pawn at c4, white pawn at f4 and white rook at h4. White knight at a3. White pawn at a2, white pawn at b2, white pawn at e2, white king at f2 and white pawn at g2. White rook at b1, white bishop at c1, white queen at e1, white bishop at f1 and white knight at g1. Both players have exhausted their castles. Half move number is 3. Full move number is 13. White to move.