A red desk chair has been rolled away from the desk.
Someone wants to sit at the chair.
Someone can want to sit in spite of a chair being rolled away from the desk.
exists e1 s1 x1 x2.(from(e1,x2) & n_desk(x2) & n_desk(x2) & r_away(e1) & Theme(e1,x1) & v_roll(e1) & n_chair(x1) & of(x1,x2) & a_red(s1) & Theme(s1,x1))
exists e1 p1 x1 x2.(n_chair(x2) & Topic(e1,p1) & Actor(e1,x1) & v_want(e1) & exists e2.(at(e2,x2) & Actor(e2,x1) & v_sit(e2)) & n_person(x1))