rn2qbr1/p3k3/1pp1p2p/n3p3/PP1P2p1/2P1P2P/4NPP1/1RB2KR1 w - - 0 19
FEN state: rn2qbr1/p3k3/1pp1p2p/n3p3/PP1P2p1/2P1P2P/4NPP1/1RB2KR1 w - - 0 19 ; Best move: b4a5
The current state of the chess board is: Black rook at a8, black knight at b8, black queen at e8, black bishop at f8 and black rook at g8. Black pawn at a7 and black king at e7. Black pawn at b6, black pawn at c6, black pawn at e6 and black pawn at h6. Black knight at a5 and black pawn at e5. White pawn at a4, white pawn at b4, white pawn at d4 and black pawn at g4. White pawn at c3, white pawn at e3 and white pawn at h3. White knight at e2, white pawn at f2 and white pawn at g2. White rook at b1, white bishop at c1, white king at f1 and white rook at g1. Both players have exhausted their castles. Half move number is 0. Full move number is 19. White to move.