“Beth was White, and she played pawn to king four, hoping for the Sicilian. She knew the Sicilian better than anything else. But Klein played pawn to king four and then fianchettoed his king’s bishop, setting it over in the corner above his castled king. She wasn’t quite sure but thought this was the kind of opening called “Irregular.”

“Beth was White, and she played pawn to king four, hoping for the Sicilian. She knew the Sicilian better than anything else. But Klein played pawn to king four and then fianchettoed his king’s bishop, setting it over in the corner above his castled king. She wasn’t quite sure but thought this was the kind of opening called “Irregular.”

— Walter Tevis