CREATE TABLE table_37656 ("Surname" TEXT, "First" TEXT, "D.O.B." TEXT, "Bats" TEXT, "Throws" TEXT, "Position" TEXT)

Which DOB has Bats of r, and Throws of r, and a Position of rhp, and a First of john?
SELECT "D.O.B." FROM table_37656 WHERE "Bats" = 'r' AND "Throws" = 'r' AND "Position" = 'rhp' AND "First" = 'john'
SELECT "D.O.B." FROM "table_37656" WHERE "Bats" = 'r' AND "First" = 'john' AND "Position" = 'rhp' AND "Throws" = 'r'