New York city is a highly crowded place, where people do various activities from walking to sitting on stairs using a laptop to just watching the city crowd.
Poeple in the open doing various activities.
If people are in New York City watching the city crowd this implies they are 'in the open'; walking, sitting, using a laptop and watching can also be described collectively as 'various activities'.
exists p1 x1 x2 x3 x11.(exists p2 s1 x4.((x1 = x4) & exists e3 e1 e5 e4 e2 s2 s3 x5 x6 x7 x8 x9 x10.(from(e1,e2) & for(e3,e5) & Theme(e5,x9) & Actor(e5,x7) & v_use(e5) & a_just(s3) & Manner(e4,s3) & Theme(e4,x11) & Actor(e4,x10) & v_watch(e4) & (x9 = x10) & n_laptop(x9) & to(e2,e3) & on(e3,x8) & n_stair(x8) & Actor(e3,x7) & v_sit(e3) & Actor(e2,x5) & v_walk(e2) & Theme(e1,x6) & Actor(e1,x5) & v_do(e1) & n_activity(x6) & a_various(s2) & Theme(s2,x6) & n_people(x5)) & where(x4,p2) & n_place(x4) & a_crowded(s1) & Theme(s1,x4) & r_highly(x4)) & n_crowd(x11) & of(x11,x1) & n_city(x1) & n_city(x1) & (x1 = x3) & ne_geo_york(x3) & (x1 = x2) & ne_geo_new(x2))
exists e1 s1 x1 x2 x3 x4.(n_open(x2) & a_topic(x1) & in(x1,x2) & Theme(e1,x4) & Actor(e1,x3) & v_do(e1) & n_activity(x4) & a_various(s1) & Theme(s1,x4) & (x2 = x3) & n_poeple(x1))