photographers are taking pictures in a building.
The photographers are asleep
Person who is asleep can not be taking pictures at the same time.
exists e1 x1 x2 x3.(in(e1,x3) & n_building(x3) & Theme(e1,x2) & Actor(e1,x1) & v_take(e1) & n_picture(x2) & n_photographer(x1))
exists s1 x1.(n_photographer(x1) & Theme(s1,x1) & a_asleep(s1))