CREATE TABLE table_name_73 (surname VARCHAR(255), dob VARCHAR(255), bats VARCHAR(255), position VARCHAR(255))
Which Surname has Bats of r, and a Position of p, and a DOB of 20 may 1989?
    
SQL: SELECT surname FROM table_name_73 WHERE bats = "r" AND position = "p" AND dob = "20 may 1989"