1nb1kb1r/r1pp2pp/1p2p3/p4p2/n3P3/3P1N2/PPP1BPPP/R1BQK1R1 w Qk - 0 13
FEN state: 1nb1kb1r/r1pp2pp/1p2p3/p4p2/n3P3/3P1N2/PPP1BPPP/R1BQK1R1 w Qk - 0 13 ; Best move: e4f5
The current state of the chess board is: Black knight at b8, black bishop at c8, black king at e8, black bishop at f8 and black rook at h8. Black rook at a7, black pawn at c7, black pawn at d7, black pawn at g7 and black pawn at h7. Black pawn at b6 and black pawn at e6. Black pawn at a5 and black pawn at f5. Black knight at a4 and white pawn at e4. White pawn at d3 and white knight at f3. White pawn at a2, white pawn at b2, white pawn at c2, white bishop at e2, white pawn at f2, white pawn at g2 and white pawn at h2. White rook at a1, white bishop at c1, white queen at d1, white king at e1 and white rook at g1. White queenside and black kingside castles are available. Half move number is 0. Full move number is 13. White to move.