rnb1nb2/pp2k1p1/B2p3r/2P4p/q3P2P/2P3P1/PB1N1P2/3RK1NR w K - 3 18
FEN state: rnb1nb2/pp2k1p1/B2p3r/2P4p/q3P2P/2P3P1/PB1N1P2/3RK1NR w K - 3 18 ; Best move: a6e2
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black knight at e8 and black bishop at f8. Black pawn at a7, black pawn at b7, black king at e7 and black pawn at g7. White bishop at a6, black pawn at d6 and black rook at h6. White pawn at c5 and black pawn at h5. Black queen at a4, white pawn at e4 and white pawn at h4. White pawn at c3 and white pawn at g3. White pawn at a2, white bishop at b2, white knight at d2 and white pawn at f2. White rook at d1, white king at e1, white knight at g1 and white rook at h1. White kingside is the only castle move available. Half move number is 3. Full move number is 18. White to move.