A man in a group of people is taking a photo.
A man is taking a photo of his dog.
One cannot be in a group of people taking a photo and taking a photo of a dog simultaneously.
exists e1 x1 x2 x3 x4.(Theme(e1,x4) & Actor(e1,x1) & v_take(e1) & n_photo(x4) & in(x1,x2) & of(x2,x3) & n_people(x3) & n_group(x2) & n_man(x1))
exists e1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_take(e1) & of(x2,x3) & n_dog(x3) & of(x3,x1) & n_male(x1) & n_photo(x2) & n_man(x1))