Woman and tall man both call on their cellphones.
Two adults make a call on their cell phones
We don't know if the two adults are a man and a woman
exists s1 s2 x1 x2 x3 x4.(ne_nam_woman(x1) & a_topic(s1) & subset_of(x2,s1) & on(x2,x4) & n_cellphone(x4) & of(x4,x2) & n_thing(x2) & n_call(x3) & rel(x2,x3) & n_man(x2) & a_tall(s2) & Theme(s2,x2) & subset_of(x1,s1))
exists e1 x1 x2 x3 x4.(Theme(e1,x2) & Actor(e1,x1) & v_make(e1) & on(x2,x3) & n_phone(x3) & of(x3,x4) & n_cell(x4) & of(x3,x1) & n_thing(x1) & n_call(x2) & n_adult(x1) & card_eq_2(x1))