'rnbqkbnr/pp1pp1pp/2p2p2/1N6/8/5N2/PPPPPPPP/R1BQKB1R b KQkq -' => {
                                                                                                 'd8a5' => {
                                                                                                             'orig_eval' => 240,
                                                                                                             'visited' => 1,
                                                                                                             'fen_after' => 'rnb1kbnr/pp1pp1pp/2p2p2/qN6/8/5N2/PPPPPPPP/R1BQKB1R w KQkq -',
                                                                                                             'eval' => 240
                                                                                                           },
                                                                                                 'c6c5' => {
                                                                                                             'orig_eval' => 1276,
                                                                                                             'visited' => 1,
                                                                                                             'fen_after' => 'rnbqkbnr/pp1pp1pp/5p2/1Np5/8/5N2/PPPPPPPP/R1BQKB1R w KQkq -',
                                                                                                             'eval' => 1276
                                                                                                           },
                                                                                                 'g7g6' => {
                                                                                                             'orig_eval' => 1234,
                                                                                                             'visited' => 1,
                                                                                                             'fen_after' => 'rnbqkbnr/pp1pp2p/2p2pp1/1N6/8/5N2/PPPPPPPP/R1BQKB1R w KQkq -',
                                                                                                             'eval' => 1234
                                                                                                           },