r3k1r1/p4p1p/2npb1pb/P1p1p3/2Q2P1P/R2PPNP1/1q1R4/1N2KB2 w q - 5 22
FEN state: r3k1r1/p4p1p/2npb1pb/P1p1p3/2Q2P1P/R2PPNP1/1q1R4/1N2KB2 w q - 5 22 ; Best move: c4e6
The current state of the chess board is: Black rook at a8, black king at e8 and black rook at g8. Black pawn at a7, black pawn at f7 and black pawn at h7. Black knight at c6, black pawn at d6, black bishop at e6, black pawn at g6 and black bishop at h6. White pawn at a5, black pawn at c5 and black pawn at e5. White queen at c4, white pawn at f4 and white pawn at h4. White rook at a3, white pawn at d3, white pawn at e3, white knight at f3 and white pawn at g3. Black queen at b2 and white rook at d2. White knight at b1, white king at e1 and white bishop at f1. Black queenside is the only castle move available. Half move number is 5. Full move number is 22. White to move.