CREATE TABLE table_49698 ("Tournament" TEXT, "Surface" TEXT, "Week" TEXT, "Winner" TEXT, "Finalist" TEXT, "Semifinalists" TEXT)

WHO WAS THE SEMIFINALISTS FOR THE HAMBURG TOURNAMENT?
SELECT "Semifinalists" FROM table_49698 WHERE "Tournament" = 'hamburg'
SELECT "Semifinalists" FROM "table_49698" WHERE "Tournament" = 'hamburg'