CREATE TABLE table_44987 ("Date" CLOB, "Tournament" CLOB, "Surface" CLOB, "Opponent" CLOB, "Score" CLOB)

In what tournament did Cipolla face Sergio Roitman?
SELECT "Tournament" FROM table_44987 WHERE "Opponent" = 'sergio roitman'
SELECT "Tournament" FROM "table_44987" WHERE "Opponent" = 'sergio roitman'