A man checks his phone while sitting on a stone bench.
A lady browses the internet on a laptop.
one is about a man while the other is about a lady
exists e1 e2 x1 x2 x3 x4.(while(e1,e2) & on(e2,x3) & n_bench(x3) & of(x3,x4) & n_stone(x4) & Actor(e2,x1) & v_sit(e2) & Theme(e1,x2) & Actor(e1,x1) & v_check(e1) & n_phone(x2) & of(x2,x1) & n_male(x1) & n_man(x1))
exists e1 x1 x2 x3.(n_internet(x2) & Theme(e1,x2) & Actor(e1,x1) & v_browse(e1) & on(x2,x3) & n_laptop(x3) & n_lady(x1))