A pair of adults stand outside with a young child who has an old-fashioned tricycle.
People watch a child with their tricycle.
Usually, adults watch a young child to make sure they don't get hurt.
exists e2 e1 s1 s2 x1 x2 x3 x4 x5.(with(e1,x3) & Theme(e2,x5) & Actor(e2,x4) & v_have(e2) & n_tricycle(x5) & a_old-fashioned(s2) & Theme(s2,x5) & (x3 = x4) & n_child(x3) & a_young(s1) & Theme(s1,x3) & r_outside(e1) & Actor(e1,x1) & v_stand(e1) & of(x1,x2) & n_adult(x2) & n_pair(x1))
exists e1 x1 x2 x3.(with(e1,x3) & n_tricycle(x3) & of(x3,x1) & n_thing(x1) & Theme(e1,x2) & Actor(e1,x1) & v_watch(e1) & n_child(x2) & n_people(x1))