twins in black shirts are having a confrontation.
People in black shirts are having a confrontation.
Only detail changed between sentences is twins to people, both sentences they are wearing black shirts.
exists e1 s1 x1 x2 x3.(Theme(e1,x3) & Actor(e1,x1) & v_have(e1) & n_confrontation(x3) & in(x1,x2) & n_shirt(x2) & a_black(s1) & Theme(s1,x2) & n_twin(x1))
exists e1 s1 x1 x2 x3.(Theme(e1,x3) & Actor(e1,x1) & v_have(e1) & n_confrontation(x3) & in(x1,x2) & n_shirt(x2) & a_black(s1) & Theme(s1,x2) & n_people(x1))