premise: Group sweeping away leakage while bystanders look on.
hypothesis: A single man sweeps in a lonely alley.
explanation_1: A group of people does not indicate loneliness.
explanation_2: A group implies more than one man. A lonely alley infers that there are not bystanders.
explanation_3: Group refers to many people. not a single man.
premise_logic: exists e1 p1 x1 x2.(ne_org_group(x1) & exists e2 p2 x3.(exists s1.(Theme(s1,x3) & a_on(s1)) & Topic(e2,p2) & Actor(e2,x3) & v_look(e2) & n_bystander(x3)) & while(e1,p1) & Actor(e1,x1) & v_leakage(e1) & away(x1,x2) & n_sweeping(x2))
hypothesis_logic: exists s1 s2 x1 x2 x3.(a_topic(x1) & in(x1,x3) & n_alley(x3) & a_lonely(s2) & Theme(s2,x3) & n_sweep(x1) & of(x1,x2) & n_man(x2) & a_single(s1) & Theme(s1,x1))