Table schema:
CREATE TABLE table_name_40 (shortstop VARCHAR, second_baseman VARCHAR, catcher VARCHAR, third_baseman VARCHAR)

Question: What is the name of the shortstop when the Catcher was johnny roseboro, and a Third Baseman of jim lefebvre, and a Second Baseman of nate oliver?
SQL: SELECT shortstop FROM table_name_40 WHERE catcher = "johnny roseboro" AND third_baseman = "jim lefebvre" AND second_baseman = "nate oliver"