CREATE TABLE table_35582 ("Year" TEXT, "Seats in House" FLOAT, "Liberal candidates" FLOAT, "Seats won" FLOAT, "Seat Change" TEXT, "Popular vote" FLOAT, "% of popular vote" TEXT, "Result" TEXT, "Liberal leader" TEXT)

Which Liberal leader has Seats won smaller than 100, and Seats in House of 215, and a % of popular vote of 43.1%?
SELECT "Liberal leader" FROM table_35582 WHERE "Seats won" < '100' AND "Seats in House" = '215' AND "% of popular vote" = '43.1%'
SELECT "Liberal leader" FROM "table_35582" WHERE "% of popular vote" = '43.1%' AND "Seats in House" = '215' AND "Seats won" < '100'