A middle-aged man is standing outside of a building while looking at his phone.
a man is standing outside reading his phone.
He can be looking at his phone without reading it.
exists e1 e2 s1 x1 x2 x3.(while(e1,e2) & at(e2,x3) & n_phone(x3) & of(x3,x1) & n_male(x1) & Actor(e2,x1) & v_look(e2) & of(e1,x2) & n_building(x2) & r_outside(e1) & Actor(e1,x1) & v_stand(e1) & n_man(x1) & a_middle-aged(s1) & Theme(s1,x1))
exists e1 e2 s1 x1 x2.(for(e1,e2) & Theme(e2,x2) & Actor(e2,x1) & v_read(e2) & n_phone(x2) & of(x2,x1) & n_male(x1) & a_outside(s1) & Manner(e1,s1) & Actor(e1,x1) & v_stand(e1) & n_man(x1))