Several people are crossing on an overhead walkway, while one man is sitting on a white bench in a park beneath the walkway.
Nobody is crossing
There are either several people or nobody.
exists e1 p1 s1 x1 x2 x3.(exists e2 s2 x4 x5 x6.(beneath(e2,x2) & in(e2,x6) & n_park(x6) & on(e2,x5) & n_bench(x5) & a_white(s2) & Theme(s2,x5) & Actor(e2,x4) & v_sit(e2) & n_man(x4) & card_eq_1(x4)) & n_walkway(x2) & n_walkway(x2) & while(e1,p1) & on(e1,x2) & of(x2,x3) & n_overhead(x3) & Actor(e1,x1) & v_cross(e1) & n_people(x1) & a_several(s1) & Theme(s1,x1))
-exists e1 x1.(Actor(e1,x1) & v_cross(e1) & n_person(x1))