1r2k1nr/pbp1Np1p/n2p2p1/1p6/2PbP3/NQ1B3q/PP1P1PPP/R1B1KR2 w k - 1 13
FEN state: 1r2k1nr/pbp1Np1p/n2p2p1/1p6/2PbP3/NQ1B3q/PP1P1PPP/R1B1KR2 w k - 1 13 ; Best move: g2h3
The current state of the chess board is: Black rook at b8, black king at e8, black knight at g8 and black rook at h8. Black pawn at a7, black bishop at b7, black pawn at c7, white knight at e7, black pawn at f7 and black pawn at h7. Black knight at a6, black pawn at d6 and black pawn at g6. Black pawn at b5. White pawn at c4, black bishop at d4 and white pawn at e4. White knight at a3, white queen at b3, white bishop at d3 and black queen at h3. White pawn at a2, white pawn at b2, white pawn at d2, white pawn at f2, white pawn at g2 and white pawn at h2. White rook at a1, white bishop at c1, white king at e1 and white rook at f1. Black kingside is the only castle move available. Half move number is 1. Full move number is 13. White to move.