1n4nr/1r1qk2p/1pp4b/3p1bp1/1P1P1P1P/pN1QN1P1/P1P1P3/1R2KB1R w K - 5 18
FEN state: 1n4nr/1r1qk2p/1pp4b/3p1bp1/1P1P1P1P/pN1QN1P1/P1P1P3/1R2KB1R w K - 5 18 ; Best move: e3f5
The current state of the chess board is: Black knight at b8, black knight at g8 and black rook at h8. Black rook at b7, black queen at d7, black king at e7 and black pawn at h7. Black pawn at b6, black pawn at c6 and black bishop at h6. Black pawn at d5, black bishop at f5 and black pawn at g5. White pawn at b4, white pawn at d4, white pawn at f4 and white pawn at h4. Black pawn at a3, white knight at b3, white queen at d3, white knight at e3 and white pawn at g3. White pawn at a2, white pawn at c2 and white pawn at e2. White rook at b1, white king at e1, white bishop at f1 and white rook at h1. White kingside is the only castle move available. Half move number is 5. Full move number is 18. White to move.