Man filiming a man with sunglasses at the beach.
A man is helping another man build a sand castle at the beach.
A man who is filming would not be helping to build something at the same time
exists e1 x1 x2 x3 x4 x5.(n_beach(x5) & a_topic(x1) & at(e1,x5) & Theme(e1,x3) & Actor(e1,x2) & v_filime(e1) & with(x3,x4) & n_sunglass(x4) & n_man(x3) & (x1 = x2) & n_man(x1))
exists e1 e2 x1 x2 x3 x4 x5 x6.(n_beach(x6) & at(e2,x6) & Theme(e2,x4) & Actor(e2,x1) & v_build(e2) & n_castle(x4) & of(x4,x5) & n_sand(x5) & Theme(e1,x3) & Actor(e1,x2) & v_help(e1) & n_man(x3) & -(x3 = x1) & n_man(x1) & n_man(x1) & (x1 = x2))