A man and a woman are talking while waiting at a crosswalk.
The woman is alone at her desk talking on the phone.
A woman cannot be alone if she is talking to a man.
exists e1 e2 x1 x2 x3 x4.(while(e1,e2) & at(e2,x4) & n_crosswalk(x4) & Actor(e2,x1) & v_wait(e2) & Actor(e1,x1) & v_talk(e1) & subset_of(x3,x1) & n_woman(x3) & subset_of(x2,x1) & n_man(x2))
exists p1 s1 x1 x2 x4.(n_phone(x4) & n_desk(x2) & of(x2,x1) & n_female(x1) & n_woman(x1) & a_alone(s1) & Manner(p1,s1) & exists e1 x3.(at(x1,x2) & on(e1,x4) & Actor(e1,x3) & v_talk(e1) & (x2 = x3)))