premise: Sled and dogs headed towards another group of sled dogs with one loose.
hypothesis: There are dogs.
explanation_1: If there are sled dogs, then there are dogs.
explanation_2: The dogs are present.
explanation_3: Dogs are present.
premise_logic: exists e1 s1 s2 x1 x2 x3 x4 x5 x6 x7 x8.(n_group(x4) & towards(e1,x5) & of(x5,x6) & with(x6,x7) & Theme(s2,x8) & a_loose(s2) & (x7 = x8) & n_thing(x7) & card_eq_1(x7) & n_dog(x6) & a_sled(s1) & Theme(s1,x6) & n_group(x5) & -(x5 = x4) & Theme(e1,x1) & v_head(e1) & n_dog(x3) & n_sled(x2) & subset_of(x3,x1) & subset_of(x2,x1))
hypothesis_logic: exists p1 x1 x2.((x1 = x2) & n_dog(x2))