CONCEPTS: barge, push, river, tugboat

GEN: a tugboat pushes a barge up river past late gothic revival structure

CONCEPTS: butterfly, fly, leaf

GEN: butterfly flew off the leaf

CONCEPTS: antelope, herd, stand

GEN: The large herd includes zebra standing amongst antelope.

CONCEPTS: antelope, giraffe, zebra

GEN:
A grassy field with a zebra, a giraffe, and antelope.