r1b5/pp1pkppr/7p/1q2p1nP/P1p1PPP1/2P4R/3P4/RNB1KBb1 w - - 1 19
FEN state: r1b5/pp1pkppr/7p/1q2p1nP/P1p1PPP1/2P4R/3P4/RNB1KBb1 w - - 1 19 ; Best move: a4b5
The current state of the chess board is: Black rook at a8 and black bishop at c8. Black pawn at a7, black pawn at b7, black pawn at d7, black king at e7, black pawn at f7, black pawn at g7 and black rook at h7. Black pawn at h6. Black queen at b5, black pawn at e5, black knight at g5 and white pawn at h5. White pawn at a4, black pawn at c4, white pawn at e4, white pawn at f4 and white pawn at g4. White pawn at c3 and white rook at h3. White pawn at d2. White rook at a1, white knight at b1, white bishop at c1, white king at e1, white bishop at f1 and black bishop at g1. Both players have exhausted their castles. Half move number is 1. Full move number is 19. White to move.