The journey is temporarily delayed by mechanical malfunctions.
The airplane is not able to leave due to mechanical malfunction.
Just because the journey is temporarily delayed by mechanical malfunctions does not mean it is the airplane.
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 x1.(n_airplane(x1) & -exists p1 s1.(Topic(s1,p1) & Actor(s1,x1) & a_able(s1) & exists e1 s2 x2.(r_due(e1) & to(e1,x2) & n_malfunction(x2) & a_mechanical(s2) & Theme(s2,x2) & Actor(e1,x1) & v_leave(e1))))