A group of young people walking across a stepping stone path in water.
One person is swimming in the pool.
Swimming cannot be done while walking.
exists e1 s1 s2 x1 x2 x3 x4 x5 x6.(a_topic(x1) & of(x1,x2) & in(e1,x6) & n_water(x6) & across(e1,x4) & n_path(x4) & of(x4,x5) & n_stone(x5) & a_stepping(s2) & Theme(s2,x4) & Actor(e1,x3) & v_walk(e1) & (x2 = x3) & n_people(x2) & a_young(s1) & Theme(s1,x2) & n_group(x1))
exists e1 x1 x2.(n_pool(x2) & in(e1,x2) & Actor(e1,x1) & v_swim(e1) & n_person(x1) & card_eq_1(x1))