Several people are in a group where a man in a blue shirt is smiling.
The man is smiling.
A man is smiling in a group.
exists p1 s1 x1.(exists p2 x2.(in(x1,x2) & exists e1 s2 x3 x4.(Actor(e1,x3) & v_smile(e1) & in(x3,x4) & n_shirt(x4) & a_blue(s2) & Theme(s2,x4) & n_man(x3)) & where(x2,p2) & n_group(x2)) & n_people(x1) & a_several(s1) & Theme(s1,x1))
exists e1 x1.(n_man(x1) & Actor(e1,x1) & v_smile(e1))