premise: A group of people are at a rock concert.
hypothesis: A group of people are swimming,
explanation_1: being and swimming are two different actions
premise_logic: exists p1 x1 x2.(exists x3 x4.(at(x1,x3) & n_concert(x3) & of(x3,x4) & n_rock(x4)) & of(x1,x2) & n_people(x2) & n_group(x1))
hypothesis_logic: exists p1 x1 x2.(exists x3.((x1 = x3) & n_swimming(x3)) & of(x1,x2) & n_people(x2) & n_group(x1))
premise_sim: exists x1 x2.(of(x1,x2) & n_people(x2) & n_group(x1) & exists x3 x4.(of(x3,x4) & n_rock(x4) & n_concert(x3) & at(x1,x3)))
hypothesis_sim: exists x1 x2.(of(x1,x2) & n_people(x2) & n_group(x1) & exists x3.(n_swimming(x3) & (x1 = x3)))