Table schema:
CREATE TABLE table_name_72 (avg_g VARCHAR, yards VARCHAR, long VARCHAR, gp_gs VARCHAR)

Question: What is the total number of avg/g with a long of 50, a gp-gs of 3-0, and 926 yards?
SQL: SELECT COUNT(avg_g) FROM table_name_72 WHERE long = 50 AND gp_gs = "3-0" AND yards > 926