Couple riding a few cruiser bikes.
Two people are roller skating down the avenue.
Riding bikes and roller skating are two different activities.
all x1 x2 s1.((n_bike(x1) & of(x1,x2) & n_cruiser(x2) & a_few(s1) & Theme(s1,x1)) -> exists x3 x4.(a_topic(x3) & for(x3,x1) & n_riding(x3) & of(x3,x4) & n_couple(x4)))
exists e1 s1 x1 x2 x3.(n_avenue(x2) & Time(e1,x3) & n_roller(x3) & a_down(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_skate(e1) & n_people(x1) & card_eq_2(x1))