CREATE TABLE table_name_1 (result VARCHAR(255), date VARCHAR(255), competition VARCHAR(255), goal VARCHAR(255), score VARCHAR(255))
Which Result has a Goal larger than 6, and a Score of 1–0, and a Competition of friendly, and a Date of may 31, 1998?
    
SQL: SELECT result FROM table_name_1 WHERE goal > 6 AND score = "1–0" AND competition = "friendly" AND date = "may 31, 1998"