CREATE TABLE table_15025 ("Year" FLOAT, "Men's singles" TEXT, "Women's singles" TEXT, "Men's doubles" TEXT, "Women's doubles" TEXT, "Mixed doubles" TEXT)

Name the women's singles for glenn macfarlane mark leadbeater
SELECT "Women's singles" FROM table_15025 WHERE "Men's doubles" = 'glenn macfarlane mark leadbeater'
SELECT "Women's singles" FROM "table_15025" WHERE "Men's doubles" = 'glenn macfarlane mark leadbeater'