People dressed in all white are looking at some shaved lambs.
The people are dressed in black.
People can be dressed in all white or black, but not both at the same time.
exists e1 e2 s1 x1 x2 x3.(at(e2,x3) & n_lamb(x3) & a_shaved(s1) & Theme(s1,x3) & Actor(e2,x1) & v_look(e2) & all x4.(n_white(x4) -> in(e1,x4)) & Theme(e1,x2) & v_dress(e1) & (x1 = x2) & n_people(x1))
exists e1 s1 x1 x2.(n_people(x1) & Theme(e1,s1) & Theme(s1,x2) & a_black(s1) & Theme(e1,x1) & v_dress(e1))