rnb3nr/2qpk2p/2p2pp1/ppN1P3/2B3PP/P1P5/1PQP1P1b/RNB1K2R w KQ - 0 20
FEN state: rnb3nr/2qpk2p/2p2pp1/ppN1P3/2B3PP/P1P5/1PQP1P1b/RNB1K2R w KQ - 0 20 ; Best move: d2d4
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black knight at g8 and black rook at h8. Black queen at c7, black pawn at d7, black king at e7 and black pawn at h7. Black pawn at c6, black pawn at f6 and black pawn at g6. Black pawn at a5, black pawn at b5, white knight at c5 and white pawn at e5. White bishop at c4, white pawn at g4 and white pawn at h4. White pawn at a3 and white pawn at c3. White pawn at b2, white queen at c2, white pawn at d2, white pawn at f2 and black bishop at h2. White rook at a1, white knight at b1, white bishop at c1, white king at e1 and white rook at h1. White kingside and white queenside castles are available. Half move number is 0. Full move number is 20. White to move.