A crowded city with vehicles and people on bikes.
The city is crowded with cars and bikes on fire.
Answer: Either the city is on fire or crowed with people on bikes
exists s1 x1 x2 x3 x4 x5.(a_topic(x1) & with(x1,x2) & subset_of(x4,x2) & on(x4,x5) & n_bike(x5) & n_people(x4) & subset_of(x3,x2) & n_vehicle(x3) & n_city(x1) & a_crowded(s1) & Theme(s1,x1))
exists e1 x1 x2 x3 x4 x5.(n_city(x1) & with(e1,x2) & subset_of(x4,x2) & on(x4,x5) & n_fire(x5) & n_bike(x4) & subset_of(x3,x2) & n_car(x3) & Theme(e1,x1) & v_crowd(e1))