rnb2b1r/3kppp1/p1p5/P2pPn1p/2BP1Pq1/8/1P1K1Q1P/RNB3NR w - - 0 20
FEN state: rnb2b1r/3kppp1/p1p5/P2pPn1p/2BP1Pq1/8/1P1K1Q1P/RNB3NR w - - 0 20 ; Best move: c4d3
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black bishop at f8 and black rook at h8. Black king at d7, black pawn at e7, black pawn at f7 and black pawn at g7. Black pawn at a6 and black pawn at c6. White pawn at a5, black pawn at d5, white pawn at e5, black knight at f5 and black pawn at h5. White bishop at c4, white pawn at d4, white pawn at f4 and black queen at g4. White pawn at b2, white king at d2, white queen at f2 and white pawn at h2. White rook at a1, 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 0. Full move number is 20. White to move.