A young adult jumps on a yellow barricade.
An elderly lady jumps on a barricade
A person cannot be a young adult and an elderly lady at the same time.
exists s1 s2 x1 x2 x3.(a_topic(x1) & on(x1,x3) & n_barricade(x3) & a_yellow(s2) & Theme(s2,x3) & n_jump(x1) & of(x1,x2) & n_adult(x2) & a_young(s1) & Theme(s1,x1))
exists s1 x1 x2 x3.(a_topic(x1) & on(x1,x3) & n_barricade(x3) & n_jump(x1) & of(x1,x2) & n_lady(x2) & a_elderly(s1) & Theme(s1,x1))