Group of volunteers walking in front of a bathhouse.
A single person is standing in front of the library.
A person cannot be in front of the library and in front of a bathhouse at the same time.
exists e1 s1 x1 x2 x3 x4.(ne_org_group(s1) & a_topic(s1) & of(s1,x1) & in(e1,x3) & of(x3,x4) & n_bathhouse(x4) & n_front(x3) & Actor(e1,x2) & v_walk(e1) & (x1 = x2) & n_volunteer(x1))
exists e1 s1 x1 x2 x3.(n_library(x3) & in(e1,x2) & of(x2,x3) & n_front(x2) & Actor(e1,x1) & v_stand(e1) & n_person(x1) & a_single(s1) & Theme(s1,x1))