rn1r4/pp1bb1kp/3pB3/q1P3p1/PPP1K3/5PP1/R3P2n/1NB3NR w - - 4 22
FEN state: rn1r4/pp1bb1kp/3pB3/q1P3p1/PPP1K3/5PP1/R3P2n/1NB3NR w - - 4 22 ; Best move: b4a5
The current state of the chess board is: Black rook at a8, black knight at b8 and black rook at d8. Black pawn at a7, black pawn at b7, black bishop at d7, black bishop at e7, black king at g7 and black pawn at h7. Black pawn at d6 and white bishop at e6. Black queen at a5, white pawn at c5 and black pawn at g5. White pawn at a4, white pawn at b4, white pawn at c4 and white king at e4. White pawn at f3 and white pawn at g3. White rook at a2, white pawn at e2 and black knight at h2. White knight at b1, white bishop at c1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 4. Full move number is 22. White to move.