premise: Workers are removing ice from a walkway.
hypothesis: Workers removing ice from a walkway in front of a school
explanation_1: Walkways are  found in other places besides a school.
explanation_2: It does not specify that the ice on t he walkway is in front of a school.
explanation_3: Not all walkways are in front of a school.
premise_logic: exists e1 x1 x2 x3.(from(e1,x3) & n_walkway(x3) & Theme(e1,x2) & Actor(e1,x1) & v_remove(e1) & n_ice(x2) & n_worker(x1))
hypothesis_logic: exists e1 x1 x2 x3 x4 x5 x6.(a_topic(x1) & in(e1,x5) & of(x5,x6) & n_school(x6) & n_front(x5) & from(e1,x4) & n_walkway(x4) & Theme(e1,x3) & Actor(e1,x2) & v_remove(e1) & n_ice(x3) & (x1 = x2) & n_worker(x1))