Three boys in sports casual clothing are posing in front of a blue building
The boys are inside drinking coffee.
If the boys are in front of a building, then they are outside.  So they cannot be inside at the same time.
exists e1 s1 s2 x1 x2 x3 x4 x5.(in(e1,x4) & of(x4,x5) & n_building(x5) & a_blue(s2) & Theme(s2,x5) & n_front(x4) & Actor(e1,x1) & v_pose(e1) & in(x1,x2) & n_clothing(x2) & a_casual(s1) & Theme(s1,x2) & of(x2,x3) & n_sport(x3) & n_boy(x1) & card_eq_3(x1))
exists p1 x1.(n_boy(x1) & exists s1 x2 x3.((x1 = x2) & n_coffee(x2) & of(x2,x3) & n_drinking(x3) & a_inside(s1) & Theme(s1,x2)))