A young girl at a park wonders loudly if the water at the fountain is recycled water.
Two boys race bikes.
A single young girl and two boys are different groups of people.
exists x1 x2.(n_fountain(x2) & n_water(x1) & all p1.((exists s1 x3.((x1 = x3) & n_water(x3) & a_recycled(s1) & Theme(s1,x3)) & at(x1,x2)) -> exists e1 s2 s3 x4 x5.(a_loudly(s3) & Manner(e1,s3) & Actor(e1,x4) & v_wonder(e1) & at(x4,x5) & n_park(x5) & n_girl(x4) & a_young(s2) & Theme(s2,x4))))
exists s1 x1 x2 x3.(n_bike(x1) & a_.(s1) & Theme(s1,x1) & of(x1,x3) & n_race(x3) & of(x1,x2) & n_boy(x2) & card_eq_2(x1) & a_topic(x1))