The journey is temporarily delayed by mechanical malfunctions.
The bus has broken down at the side of the road
Just because the journey is temporarily delayed by mechanical malfunctions does not mean it is a bus.
exists e1 s1 s2 x1 x2.(n_journey(x1) & a_temporarily(s2) & Manner(e1,s2) & Actor(e1,x2) & n_malfunction(x2) & a_mechanical(s1) & Theme(s1,x2) & Theme(e1,x1) & v_delay(e1))
exists e1 s1 x1 x2 x3 x4.(n_road(x4) & n_side(x3) & n_bus(x1) & at(e1,x3) & of(x3,x4) & a_down(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_break(e1) & n_thing(x2))