question: Name the No. 5 which has a No. 8 of logan, and a No. 10 of ethan, and a No. 4 of jacob?
answer: SELECT no_5 FROM table_name_39 WHERE no_8 = "logan" AND no_10 = "ethan" AND no_4 = "jacob"
context: CREATE TABLE table_name_39 (no_5 VARCHAR, no_4 VARCHAR, no_8 VARCHAR, no_10 VARCHAR)