A person in black has just stepped off of the escalator.
a person just got off the escalator
The person just stepped off the escalator so he just got off the escalator.
exists e1 s1 s2 x1 x2 x3.(n_escalator(x3) & a_just(s2) & Manner(e1,s2) & of(e1,x3) & r_off(e1) & Actor(e1,x1) & v_step(e1) & Theme(s1,x2) & a_black(s1) & (x1 = x2) & n_person(x1))
exists e1 s1 s2 x1 x2.(n_escalator(x2) & a_just(s2) & Manner(e1,s2) & a_off(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_get(e1) & n_person(x1))