Q: "Several children lined up at and looking through a fence." Does this mean that "People in line"?
A: yes

Q: "Children are playing with leaves in the autumn." Does this mean that "Children play in the snow in Winter."?
A: no

Q: "A couple is photographed in front of a large outdoor fountain." Does this mean that "A couple is being photographed."?
A: yes

Q: "A man performing a bicycle trick inside in midair." Does this mean that "A man is riding on a bike indoors."?
A:
yes