a taxi going over the bridge with people standing or walking on the bridge.
A taxi parked in a parking lot.
The taxi cannot be both parked in a parking lot and moving over a bridge.
exists e1 x1 x2 x3 x6.(n_bridge(x6) & n_bridge(x3) & n_bridge(x3) & a_topic(x1) & (exists e2 x4.(on(e2,x3) & Actor(e2,x4) & v_stand(e2) & with(e1,x4) & n_people(x4)) | exists e3 x5.(on(e3,x6) & Actor(e3,x5) & v_walk(e3) & with(e1,x5) & n_people(x5))) & over(e1,x3) & Actor(e1,x2) & v_go(e1) & (x1 = x2) & n_taxi(x1))
exists e1 x1 x2 x3 x4.(a_topic(x1) & in(e1,x3) & n_lot(x3) & of(x3,x4) & n_parking(x4) & Theme(e1,x2) & v_park(e1) & (x1 = x2) & n_taxi(x1))