r1b1k1nr/1p1n1pbp/p4q2/4p3/2p1p1P1/2NPBB2/PPP1KP1P/R2Q2NR w kq - 0 13
FEN state: r1b1k1nr/1p1n1pbp/p4q2/4p3/2p1p1P1/2NPBB2/PPP1KP1P/R2Q2NR w kq - 0 13 ; Best move: c3e4
The current state of the chess board is: Black rook at a8, black bishop at c8, black king at e8, black knight at g8 and black rook at h8. Black pawn at b7, black knight at d7, black pawn at f7, black bishop at g7 and black pawn at h7. Black pawn at a6 and black queen at f6. Black pawn at e5. Black pawn at c4, black pawn at e4 and white pawn at g4. White knight at c3, white pawn at d3, white bishop at e3 and white bishop at f3. White pawn at a2, white pawn at b2, white pawn at c2, white king at e2, white pawn at f2 and white pawn at h2. White rook at a1, white queen at d1, white knight at g1 and white rook at h1. Black kingside and black queenside castles are available. Half move number is 0. Full move number is 13. White to move.