premise: A couple of people working around a pile of rocks.
hypothesis: People are working.
explanation_1: "People are working" is a less detailed restatement of "A couple of people working around a pile of rocks."
premise_logic: exists e1 x1 x2 x3 x4 x5.(a_topic(x1) & around(e1,x4) & of(x4,x5) & n_rock(x5) & n_pile(x4) & Actor(e1,x3) & v_work(e1) & (x1 = x3) & of(x1,x2) & n_people(x2) & n_couple(x1))
hypothesis_logic: exists e1 x1.(Actor(e1,x1) & v_work(e1) & n_people(x1))
premise_sim: exists e1 x1 x2 x3 x4 x5.(v_work(e1) & of(x4,x5) & of(x1,x2) & n_rock(x5) & n_pile(x4) & n_people(x2) & n_couple(x1) & around(e1,x4) & a_topic(x1) & Actor(e1,x3) & (x1 = x3))
hypothesis_sim: exists e1 x1.(v_work(e1) & n_people(x1) & Actor(e1,x1))