Table: lanka_sama_samaja_election
Columns: date
candidates_nominated
candidates_elected
votes
of_national_vote

Question: How many votes were tallied in 1956 with a % of national vote larger than 11.47?
SQL: SELECT SUM("votes") FROM lanka_sama_samaja_election WHERE "date" = '1956' AND "of_national_vote" > 11.47

Question: How many votes were tallied with a % of national vote of 13.11, and over 39 candidates nominated?
SQL: SELECT COUNT("votes") FROM lanka_sama_samaja_election WHERE "of_national_vote" = 13.11 AND "candidates_nominated" > 39