CREATE TABLE table_name_12 (extra_points VARCHAR2, position VARCHAR2, player VARCHAR2)

How many extra points did right halfback Roswell Wendell have?
SELECT extra_points FROM table_name_12 WHERE position = "right halfback" AND player = "roswell wendell"
SELECT "extra_points" FROM "table_name_12" WHERE "player" = "roswell wendell" AND "position" = "right halfback"