premise: A group of people are watching something.
hypothesis: A group of people are whale watching.
explanation_1: Even though the people are watching something in sentence 1, we don't know if they were whale watching based on the information given.
explanation_2: Not all groups of people are watching for whales.
explanation_3: Watching something does not imply it is whale watching.
premise_logic: exists e1 x1 x2 x3.(Theme(e1,x3) & Actor(e1,x1) & v_watch(e1) & n_thing(x3) & of(x1,x2) & n_people(x2) & n_group(x1))
hypothesis_logic: exists p1 x1 x2.(exists s1 x3.((x1 = x3) & n_watching(x3) & a_whale(s1) & Theme(s1,x3)) & of(x1,x2) & n_people(x2) & n_group(x1))
premise_sim: exists e1 x1 x2 x3.(v_watch(e1) & of(x1,x2) & n_thing(x3) & n_people(x2) & n_group(x1) & Theme(e1,x3) & Actor(e1,x1))
hypothesis_sim: exists x1 x2.(of(x1,x2) & n_people(x2) & n_group(x1) & exists s1 x3.(n_watching(x3) & a_whale(s1) & Theme(s1,x3) & (x1 = x3)))