Table: pixar_staff
Columns: film_title
director
writer
voiced_character_s
producer_executive_producer
sound

Question: Which writer had a producer DKA, JL, AS?
SQL: SELECT "writer" FROM pixar_staff WHERE "producer_executive_producer" = 'dka, jl, as'

Question: Name the film that Lu directed.
SQL: SELECT "film_title" FROM pixar_staff WHERE "director" = 'lu'

Question: Who wrote Toy Story?
SQL: SELECT "writer" FROM pixar_staff WHERE "film_title" = 'toy story'

Question: Which writer had voice characters of JDR, BB, TN, LR, PS?
SQL: SELECT "writer" FROM pixar_staff WHERE "voiced_character_s" = 'jdr, bb, tn, lr, ps'

Question: Who was the sound producer that worked under Executive Producer JL?
SQL: SELECT "sound" FROM pixar_staff WHERE "producer_executive_producer" = 'jl'