A person rollerblading near a building.
A person is skating on a sunny day.
Just because the person is rollerblading doesn't imply a sunny day.
exists e1 x1 x2 x3.(a_topic(x1) & near(e1,x3) & n_building(x3) & Actor(e1,x2) & v_rollerblade(e1) & (x1 = x2) & n_person(x1))
exists e1 s1 x1 x2.(on(e1,x2) & n_day(x2) & a_sunny(s1) & Theme(s1,x2) & Actor(e1,x1) & v_skate(e1) & n_person(x1))