( ( ( APPLES , ) ( PUMPKINS ( , ( FOOD ( , ( AND FRIENDS ) ) ) ) ) ) . )
(ROOT (NP (NP (NNS APPLES)) (, ,) (NP (NNPS PUMPKINS) (, ,) (NNPS FOOD) (, ,) (NNP AND) (NNPS FRIENDS)) (. .)))
APPLES, PUMPKINS, FOOD, AND FRIENDS.
(ROOT (S (NP (DT A) (NN pumpkin)) (VP (VBZ is) (NP (DT a) (NN fruit))) (. .)))