One of the buses is marked "Linea Express" while the other is marked "Metropolitan Transit System". 
The train station has only one train
there is more than one train at the station
exists e1 p1 x1 x2 x3 x4 x5 x6 x7 x8.(ne_org_system(x6) & (x6 = x8) & ne_org_transit(x8) & (x6 = x7) & ne_org_metropolitan(x7) & n_other(x5) & ne_geo_express(x3) & (x3 = x4) & ne_geo_linea(x4) & n_bus(x2) & exists e2.(Recipient(e2,x6) & Theme(e2,x5) & v_mark(e2)) & while(e1,p1) & Recipient(e1,x3) & Theme(e1,x1) & v_mark(e1) & of(x1,x2) & n_thing(x1) & card_eq_1(x1))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_have(e1) & n_train(x2) & n_train(x2) & card_eq_1(x2) & r_only(x2) & n_station(x1) & of(x1,x2))