premise: Workers wearing orange vests work on fence.
hypothesis: Guy sitting on fence.
explanation_1: There is either one or multiple subjects. They either work or are sitting
explanation_2: One cannot simultaneously be a singular guy and plural workers.
explanation_3: He cannot work on a fence if he is sitting on a fence.
premise_logic: exists e2 e1 x1 x2 x3 x4.(on(e2,x4) & n_fence(x4) & Actor(e2,x1) & v_work(e2) & n_vest(x1) & of(x1,x3) & n_orange(x3) & Actor(e1,x1) & v_wear(e1) & of(x1,x2) & n_worker(x2))
hypothesis_logic: exists e1 x1 x2.(ne_nam_guy(x1) & on(e1,x2) & n_fence(x2) & Actor(e1,x1) & v_sit(e1))
premise_sim: exists e2 e1 x1 x2 x3 x4.(v_work(e2) & v_wear(e1) & on(e2,x4) & of(x1,x3) & of(x1,x2) & n_worker(x2) & n_vest(x1) & n_orange(x3) & n_fence(x4) & Actor(e2,x1) & Actor(e1,x1))
hypothesis_sim: exists e1 x1 x2.(v_sit(e1) & on(e1,x2) & ne_nam_guy(x1) & n_fence(x2) & Actor(e1,x1))