People outside in a city field.
There are people indoors.
outside refers to not being in an in closed space, indoors refers to being within an in closed space.
exists x1 x2 x3 x4.(a_topic(x1) & in(x2,x3) & n_field(x3) & of(x3,x4) & n_city(x4) & outside(x1,x2) & n_thing(x2) & n_people(x1))
exists p1 x1 x2 x3.((x1 = x2) & Time(x2,x3) & n_indoor(x3) & n_people(x2))