1r1qkb1r/1pp5/p2p1ppp/P2Pp3/4P3/5NP1/2QPbP1P/R1B1K2R w KQk - 4 18
FEN state: 1r1qkb1r/1pp5/p2p1ppp/P2Pp3/4P3/5NP1/2QPbP1P/R1B1K2R w KQk - 4 18 ; Best move: e1e2
The current state of the chess board is: Black rook at b8, black queen at d8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at b7 and black pawn at c7. Black pawn at a6, black pawn at d6, black pawn at f6, black pawn at g6 and black pawn at h6. White pawn at a5, white pawn at d5 and black pawn at e5. White pawn at e4. White knight at f3 and white pawn at g3. White queen at c2, white pawn at d2, black bishop at e2, white pawn at f2 and white pawn at h2. White rook at a1, white bishop at c1, white king at e1 and white rook at h1. White kingside, white queenside and black kingside castles are available. Half move number is 4. Full move number is 18. White to move.