rnb2br1/pp1pk2p/4p1p1/2p5/3qPPn1/2N3PP/PPPP3R/R1BQKB2 b Q - 3 18
FEN state: rnb2br1/pp1pk2p/4p1p1/2p5/3qPPn1/2N3PP/PPPP3R/R1BQKB2 b Q - 3 18 ; Best move: g4h2
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black bishop at f8 and black rook at g8. Black pawn at a7, black pawn at b7, black pawn at d7, black king at e7 and black pawn at h7. Black pawn at e6 and black pawn at g6. Black pawn at c5. Black queen at d4, white pawn at e4, white pawn at f4 and black knight at g4. White knight at c3, white pawn at g3 and white pawn at h3. White pawn at a2, white pawn at b2, white pawn at c2, white pawn at d2 and white rook at h2. White rook at a1, white bishop at c1, white queen at d1, white king at e1 and white bishop at f1. White queenside is the only castle move available. Half move number is 3. Full move number is 18. Black to move.