Table schema:
CREATE TABLE table_name_94 (liberal_candidates VARCHAR, seats_won VARCHAR, liberal_leader VARCHAR, _percentage_of_popular_vote VARCHAR)

Question: How many Liberal candidates have a Liberal leader of pearson, and a % of popular vote of 40.2%, and Seats won smaller than 131?
SQL: SELECT COUNT(liberal_candidates) FROM table_name_94 WHERE liberal_leader = "pearson" AND _percentage_of_popular_vote = "40.2%" AND seats_won < 131