Two people skiing in the snow.
The people are typing on their computers.
Either they skiing or typing.
exists x1 x2 x3.(n_snow(x3) & a_topic(x1) & in(x1,x3) & Time(x1,x2) & n_skiing(x2) & n_people(x1) & card_eq_2(x1))
exists e1 x1 x2.(n_computer(x2) & of(x2,x1) & n_thing(x1) & n_people(x1) & on(e1,x2) & Actor(e1,x1) & v_type(e1))