CREATE TABLE table_name_12 (bats VARCHAR, position VARCHAR, dob VARCHAR)

Which batter played P and was born 18 April 1984?
SELECT bats FROM table_name_12 WHERE position = "p" AND dob = "18 april 1984"
SELECT "bats" FROM "table_name_12" WHERE "18 april 1984" = "dob" AND "p" = "position"