premise: A clerk at a store is idling a waiting for next customer.
hypothesis: Clerk waits in checkout line at Walmart.
explanation_1: Just because they are a clerk doesn't mean they only work in a checkout line.
explanation_2: We have no idea if they are at Walmart, they could be at any store.
explanation_3: There is no indication that the store is Walmart and Walmart is not the only store in existence.
premise_logic: exists e1 s1 x1 x2 x3 x4.(Theme(e1,x3) & Actor(e1,x1) & v_idle(e1) & for(x3,x4) & n_customer(x4) & a_next(s1) & Theme(s1,x4) & n_waiting(x3) & at(x1,x2) & n_store(x2) & n_clerk(x1))
hypothesis_logic: exists x1 x2 x3 x4 x5.(ne_geo_walmart(x5) & a_topic(x1) & in(x1,x3) & at(x3,x5) & n_line(x3) & of(x3,x4) & n_checkout(x4) & n_wait(x1) & (x1 = x2) & ne_nam_clerk(x2))
premise_sim: exists e1 s1 x1 x2 x3 x4.(v_idle(e1) & n_waiting(x3) & n_store(x2) & n_customer(x4) & n_clerk(x1) & for(x3,x4) & at(x1,x2) & a_next(s1) & Theme(s1,x4) & Theme(e1,x3) & Actor(e1,x1))
hypothesis_sim: exists x1 x2 x3 x4 x5.(of(x3,x4) & ne_nam_clerk(x2) & ne_geo_walmart(x5) & n_wait(x1) & n_line(x3) & n_checkout(x4) & in(x1,x3) & at(x3,x5) & a_topic(x1) & (x1 = x2))