CREATE TABLE table_name_86 (tournament VARCHAR2, opponent VARCHAR2, round VARCHAR2, surface VARCHAR2)

Name the tournament for semifinal hard surface for opponent of pam casale
SELECT tournament FROM table_name_86 WHERE round = "semifinal" AND surface = "hard" AND opponent = "pam casale"
SELECT "tournament" FROM "table_name_86" WHERE "hard" = "surface" AND "opponent" = "pam casale" AND "round" = "semifinal"