Three young boys sitting outside are looking at something obscured between them.
Boys are looking at a bug on the ground
There is nothing that implies the something the boys look at is anything in particular, including a bug. That they look at something between them does not imply that thing is located anywhere in particular, such as on the ground.
exists e1 e3 e2 s1 s2 x1 x2 x3 x4.(at(e2,x3) & between(e3,x1) & n_thing(x1) & Theme(e3,x4) & v_obscure(e3) & (x3 = x4) & n_thing(x3) & Actor(e2,x1) & v_look(e2) & a_outside(s2) & Manner(e1,s2) & Actor(e1,x2) & v_sit(e1) & (x1 = x2) & n_boy(x1) & a_young(s1) & Theme(s1,x1) & card_eq_3(x1))
exists e1 x1 x2 x3.(n_ground(x3) & at(e1,x2) & on(x2,x3) & n_bug(x2) & Actor(e1,x1) & v_look(e1) & n_boy(x1))