premise: People working digging a hole.
hypothesis: People are using shovels and trowels to dig a hole.
explanation_1: People digging a hole are not assumed to be doing so using shovels and trowels.
explanation_2: There are various ways of digging a hole .shovels and trowels are a specify way it is done in this example.
explanation_3: People could be using a machine like a backhoe, to dig the hole rather than shovels and trowels.
premise_logic: exists e1 e2 x1 x2 x3.(a_topic(x1) & for(e1,e2) & Theme(e2,x3) & Actor(e2,x2) & v_dig(e2) & n_hole(x3) & Actor(e1,x2) & v_work(e1) & (x1 = x2) & n_people(x1))
hypothesis_logic: exists e1 p1 x1 x2 x3 x4.(Theme(e1,p1) & Recipient(e1,x2) & Actor(e1,x1) & v_use(e1) & exists e2 x5.(Theme(e2,x5) & Actor(e2,x1) & v_dig(e2) & n_hole(x5)) & subset_of(x4,x2) & n_trowel(x4) & subset_of(x3,x2) & n_shovel(x3) & n_people(x1))