people go up the escalator.
Escalators are made from toothpaste.
go and being are different actions
exists e1 s1 x1 x2.(n_escalator(x2) & a_up(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_go(e1) & n_people(x1))
exists e1 x1 x2.(from(e1,x2) & n_toothpaste(x2) & Theme(e1,x1) & v_make(e1) & n_escalator(x1))