A woman fiddles with her phone at a diner.
she is alone
We don't know that they are alone.
exists e1 x1 x2 x3.(with(e1,x2) & at(x2,x3) & n_diner(x3) & n_phone(x2) & of(x2,x1) & n_female(x1) & Actor(e1,x1) & v_fiddle(e1) & n_woman(x1))
exists s1 x1.(n_female(x1) & Theme(s1,x1) & a_alone(s1))