1r1qk1n1/5p1r/ppP5/4p2p/2PpQb1P/P3BNPN/4PP2/R3KBR1 w Q - 1 20
FEN state: 1r1qk1n1/5p1r/ppP5/4p2p/2PpQb1P/P3BNPN/4PP2/R3KBR1 w Q - 1 20 ; Best move: g3f4
The current state of the chess board is: Black rook at b8, black queen at d8, black king at e8 and black knight at g8. Black pawn at f7 and black rook at h7. Black pawn at a6, black pawn at b6 and white pawn at c6. Black pawn at e5 and black pawn at h5. White pawn at c4, black pawn at d4, white queen at e4, black bishop at f4 and white pawn at h4. White pawn at a3, white bishop at e3, white knight at f3, white pawn at g3 and white knight at h3. White pawn at e2 and white pawn at f2. White rook at a1, white king at e1, white bishop at f1 and white rook at g1. White queenside is the only castle move available. Half move number is 1. Full move number is 20. White to move.