There is a silhouette of a man with a backpack and German Shepard in the snow.
A man is trying to catch a dog.
Just because a man is with a dog, does not mean he is trying to catch it.
exists p1 s1 x1 x6 x7.(n_snow(x7) & ne_org_shepard(x6) & a_german(s1) & Theme(s1,x6) & exists x2 x3 x4 x5.((x1 = x2) & in(x2,x7) & of(x2,x3) & with(x3,x4) & subset_of(x6,x4) & subset_of(x5,x4) & n_backpack(x5) & n_man(x3) & n_silhouette(x2)))
exists e1 p1 x1.(Topic(e1,p1) & Actor(e1,x1) & v_try(e1) & exists e2 x2.(Theme(e2,x2) & Actor(e2,x1) & v_catch(e2) & n_dog(x2)) & n_man(x1))