People are taking pictures across the water.
the people are running through fire
One cannot be taking pictures across the water and running through fire simultaneously.
exists e1 x1 x2 x3.(n_water(x3) & across(e1,x3) & Theme(e1,x2) & Actor(e1,x1) & v_take(e1) & n_picture(x2) & n_people(x1))
exists e1 x1 x2.(n_people(x1) & through(e1,x2) & n_fire(x2) & Actor(e1,x1) & v_run(e1))