A woman with a backpack sitting outside a building with others.
A woman waits with a group of people for the bus.
The woman waiting with a group of people outside does not imply that she is waiting with the people for the bus, she could be waiting for a train.
exists e1 x1 x2 x3 x4 x5.(a_topic(x1) & with(x1,x2) & outside(e1,x4) & with(x4,x5) & -(x5 = x1) & n_person(x1) & n_person(x5) & n_building(x4) & Actor(e1,x3) & v_sit(e1) & (x2 = x3) & n_backpack(x2) & n_woman(x1))
exists e1 x1 x2 x3 x4.(n_bus(x4) & with(e1,x2) & of(x2,x3) & for(x3,x4) & n_people(x3) & n_group(x2) & Actor(e1,x1) & v_wait(e1) & n_woman(x1))