rnb1nkr1/1B1p1q2/4p2p/p1p2pp1/1Q1P1P2/2P1P1N1/PP3KPP/RNB1R3 w - - 4 19
FEN state: rnb1nkr1/1B1p1q2/4p2p/p1p2pp1/1Q1P1P2/2P1P1N1/PP3KPP/RNB1R3 w - - 4 19 ; Best move: b4c5
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black knight at e8, black king at f8 and black rook at g8. White bishop at b7, black pawn at d7 and black queen at f7. Black pawn at e6 and black pawn at h6. Black pawn at a5, black pawn at c5, black pawn at f5 and black pawn at g5. White queen at b4, white pawn at d4 and white pawn at f4. White pawn at c3, white pawn at e3 and white knight at g3. White pawn at a2, white pawn at b2, white king at f2, white pawn at g2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at c1 and white rook at e1. Both players have exhausted their castles. Half move number is 4. Full move number is 19. White to move.