Two young boys wearing shorts, no shirt, and blue crocs, standing on a rock posing for a photo with an open field and trees in the background.
Two kids are outside in nature.
Young boys refer to kids. open field and trees implies nature.
exists e3 e2 e1 s1 s2 s3 x1 x2 x3 x4 x5 x6 x7 x8 x9 x10.(n_background(x10) & for(e2,e3) & for(e3,x6) & subset_of(x9,x6) & in(x9,x10) & n_tree(x9) & subset_of(x7,x6) & with(x7,x8) & n_field(x8) & a_open(s3) & Theme(s3,x8) & n_photo(x7) & Actor(e3,x4) & v_pose(e3) & on(e2,x5) & n_rock(x5) & Actor(e2,x4) & v_stand(e2) & n_croc(x4) & a_blue(s2) & Theme(s2,x4) & Theme(e1,x2) & Actor(e1,x1) & v_wear(e1) & -exists x11.(subset_of(x11,x2) & n_shirt(x11)) & subset_of(x3,x2) & n_shorts(x3) & n_boy(x1) & a_young(s1) & Theme(s1,x1) & card_eq_2(x1))
exists s1 x1 x2.(in(s1,x2) & n_nature(x2) & Theme(s1,x1) & a_outside(s1) & n_kid(x1) & card_eq_2(x1))