CREATE TABLE table_name_87 (round INT, overall VARCHAR, pick__number VARCHAR, position VARCHAR)

What is the average round of the defensive back player with a pick # greater than 5 and an overall less than 152?
SELECT AVG(round) FROM table_name_87 WHERE pick__number > 5 AND position = "defensive back" AND overall < 152
SELECT AVG("round") FROM "table_name_87" WHERE "defensive back" = "position" AND "overall" < 152 AND "pick__number" > 5