So this line is called the Maroczy bind, and black played Qb6 on move 10
Stockfish says 11 Nc2 now (when Qxb2 fails on Na4) The move I played was only equal, if black plays Qc7...
Stockfish says 11 Nc2 now (when Qxb2 fails on Na4) The move I played was only equal, if black plays Qc7...