A group of young men are gathered under a tree.
A group of men were talking outside.
A tree is always outside.
exists e1 s1 x1 x2 x3.(under(e1,x3) & n_tree(x3) & Theme(e1,x1) & v_gather(e1) & of(x1,x2) & n_man(x2) & a_young(s1) & Theme(s1,x2) & n_group(x1))
exists e1 p1 x1 x2.(exists s1.(Theme(s1,x1) & a_outside(s1)) & Topic(e1,p1) & Actor(e1,x1) & v_talk(e1) & of(x1,x2) & n_man(x2) & n_group(x1))