rn2k1nr/3p1p2/bp3b2/p4q1p/P2P1pp1/4N3/1P2PPPP/R1QK1B1R w kq - 1 18
FEN state: rn2k1nr/3p1p2/bp3b2/p4q1p/P2P1pp1/4N3/1P2PPPP/R1QK1B1R w kq - 1 18 ; Best move: e3f5
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 d7 and black pawn at f7. Black bishop at a6, black pawn at b6 and black bishop at f6. Black pawn at a5, black queen at f5 and black pawn at h5. White pawn at a4, white pawn at d4, black pawn at f4 and black pawn at g4. White knight at e3. White pawn at b2, white pawn at e2, white pawn at f2, white pawn at g2 and white pawn at h2. White rook at a1, white queen at c1, white king at d1, white bishop at f1 and white rook at h1. Black kingside and black queenside castles are available. Half move number is 1. Full move number is 18. White to move.