rn2k1nr/p2bp3/2pp1bpp/1p3pN1/1qP2PPP/1P2P3/PB1P3R/RN1QKB2 w Qkq - 1 13
FEN state: rn2k1nr/p2bp3/2pp1bpp/1p3pN1/1qP2PPP/1P2P3/PB1P3R/RN1QKB2 w Qkq - 1 13 ; Best move: b2f6
The current state of the chess board is: Black rook at a8, black knight at b8, black king at e8, black knight at g8 and black rook at h8. Black pawn at a7, black bishop at d7 and black pawn at e7. Black pawn at c6, black pawn at d6, black bishop at f6, black pawn at g6 and black pawn at h6. Black pawn at b5, black pawn at f5 and white knight at g5. Black queen at b4, white pawn at c4, white pawn at f4, white pawn at g4 and white pawn at h4. White pawn at b3 and white pawn at e3. White pawn at a2, white bishop at b2, white pawn at d2 and white rook at h2. White rook at a1, white knight at b1, white queen at d1, white king at e1 and white bishop at f1. White queenside, black kingside and black queenside castles are available. Half move number is 1. Full move number is 13. White to move.