premise: Three construction workers digging a hole.
hypothesis: They are digging.
explanation_1: Three construction workers are multiple people. You can refer to multiple people as "they."
premise_logic: exists e1 x1 x2 x3.(Theme(e1,x3) & Actor(e1,x1) & v_dig(e1) & n_hole(x3) & n_worker(x1) & of(x1,x2) & n_construction(x2) & card_eq_3(x1))
hypothesis_logic: exists e1 x1.(n_thing(x1) & Actor(e1,x1) & v_dig(e1))
premise_sim: exists e1 x1 x2 x3.(v_dig(e1) & of(x1,x2) & n_worker(x1) & n_hole(x3) & n_construction(x2) & card_eq_3(x1) & Theme(e1,x3) & Actor(e1,x1))
hypothesis_sim: exists e1 x1.(v_dig(e1) & n_thing(x1) & Actor(e1,x1))