CREATE TABLE table_203_349 (id NUMBER, "no. in\ series" NUMBER, "no. in\ season" NUMBER, "title" CLOB, "directed by" CLOB, "written by" CLOB, "original air date" CLOB, "production\ code" CLOB, "u.s. viewers\ ( millions ) " NUMBER)

in episode 10 the episode was written by matt and nix and what other writer ?
SELECT "written by" FROM table_203_349 WHERE "no. in\nseason" = 10 AND "written by" <> 'matt nix'
SELECT "written by" FROM "table_203_349" WHERE "no. in\nseason" = 10 AND "written by" <> 'matt nix'