Table schema:
CREATE TABLE table_name_44 (last_cf INTEGER, team VARCHAR, cf_appearances VARCHAR, cf_wins VARCHAR)

Question: What is the average last cf of the st. louis blues, who has less than 4 cf appearances and less than 1 cf wins?
SQL: SELECT AVG(last_cf) FROM table_name_44 WHERE cf_appearances < 4 AND cf_wins < 1 AND team = "st. louis blues"