SELECT COUNT(rank) FROM table_name_91 WHERE location = "liverpool" AND number_of_platforms > 3 AND annual_interchanges__millions__2011_12 < 0.778
Berapa peringkat di Liverpool dengan lebih dari 3 platform dan pertukaran tahunan kurang dari 0,778 juta?
CREATE TABLE table_name_91 (rank VARCHAR, annual_interchanges__millions__2011_12 VARCHAR, location VARCHAR, number_of_platforms VARCHAR)