Map behind a bus stop where three people sit.
The map is buried underground.
The map is either behind the bus stop (implied: in a visible place) or buried underground.
exists p1 s1 x1 x2.(ne_nam_map(s1) & a_topic(s1) & behind(s1,x1) & exists e1 x3.(Actor(e1,x3) & v_sit(e1) & n_people(x3) & card_eq_3(x3)) & where(x1,p1) & n_stop(x1) & of(x1,x2) & n_bus(x2))
exists e1 s1 x1.(n_map(x1) & a_underground(s1) & Manner(e1,s1) & Theme(e1,x1) & v_bury(e1))