r3kb1r/1pp2ppN/n2p4/p2n4/P1P1pP2/4K2P/1P1PP3/RNBQ1B1R w kq - 3 13
FEN state: r3kb1r/1pp2ppN/n2p4/p2n4/P1P1pP2/4K2P/1P1PP3/RNBQ1B1R w kq - 3 13 ; Best move: c4d5
The current state of the chess board is: Black rook at a8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at b7, black pawn at c7, black pawn at f7, black pawn at g7 and white knight at h7. Black knight at a6 and black pawn at d6. Black pawn at a5 and black knight at d5. White pawn at a4, white pawn at c4, black pawn at e4 and white pawn at f4. White king at e3 and white pawn at h3. White pawn at b2, white pawn at d2 and white pawn at e2. White rook at a1, white knight at b1, white bishop at c1, white queen at d1, white bishop at f1 and white rook at h1. Black kingside and black queenside castles are available. Half move number is 3. Full move number is 13. White to move.