rn1qk2r/3bb1p1/p1p1p2n/3p4/PpP3pP/3P4/RP1NP2N/2BQKB1R w Kkq - 2 20
FEN state: rn1qk2r/3bb1p1/p1p1p2n/3p4/PpP3pP/3P4/RP1NP2N/2BQKB1R w Kkq - 2 20 ; Best move: d2b3
The current state of the chess board is: Black rook at a8, black knight at b8, black queen at d8, black king at e8 and black rook at h8. Black bishop at d7, black bishop at e7 and black pawn at g7. Black pawn at a6, black pawn at c6, black pawn at e6 and black knight at h6. Black pawn at d5. White pawn at a4, black pawn at b4, white pawn at c4, black pawn at g4 and white pawn at h4. White pawn at d3. White rook at a2, white pawn at b2, white knight at d2, white pawn at e2 and white knight at h2. White bishop at c1, white queen at d1, white king at e1, white bishop at f1 and white rook at h1. White kingside, black kingside and black queenside castles are available. Half move number is 2. Full move number is 20. White to move.