4k1nr/r1p1b1pp/1p1p1pN1/p2P4/b1P1P3/1P3PP1/n3Q1BP/RNB2KR1 w k - 0 18
FEN state: 4k1nr/r1p1b1pp/1p1p1pN1/p2P4/b1P1P3/1P3PP1/n3Q1BP/RNB2KR1 w k - 0 18 ; Best move: e2a2
The current state of the chess board is: Black king at e8, black knight at g8 and black rook at h8. Black rook at a7, black pawn at c7, black bishop at e7, black pawn at g7 and black pawn at h7. Black pawn at b6, black pawn at d6, black pawn at f6 and white knight at g6. Black pawn at a5 and white pawn at d5. Black bishop at a4, white pawn at c4 and white pawn at e4. White pawn at b3, white pawn at f3 and white pawn at g3. Black knight at a2, white queen at e2, white bishop at g2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at c1, white king at f1 and white rook at g1. Black kingside is the only castle move available. Half move number is 0. Full move number is 18. White to move.