A big outdoor market along a fence.
A fish market outside.
Just because a big outdoor market along a fence doesn't needed to be a fish market
exists s1 s2 x1 x2.(a_topic(x1) & along(x1,x2) & n_fence(x2) & n_market(x1) & a_outdoor(s2) & Theme(s2,x1) & a_big(s1) & Theme(s1,x1))
exists x1 x2 x3.(a_topic(x1) & n_outside(x1) & of(x1,x3) & n_market(x3) & of(x1,x2) & n_fish(x2))