premise: A man performing auto repair in front of a building.
hypothesis: The man is swimming in a pool.
explanation_1: A man cannot be  performing auto repair while swimming in a pool
explanation_2: Someone performing auto repair will not be swimming at the same time. Someone in a pool is unlikely to be working in front of a building.
explanation_3: Performing auto repair is not the same activity as swimming in a pool.
premise_logic: exists e1 x1 x2 x3 x4 x5 x6.(a_topic(x1) & in(e1,x5) & of(x5,x6) & n_building(x6) & n_front(x5) & Theme(e1,x3) & Actor(e1,x2) & v_perform(e1) & n_repair(x3) & of(x3,x4) & n_auto(x4) & (x1 = x2) & n_man(x1))
hypothesis_logic: exists e1 x1 x2.(n_man(x1) & in(e1,x2) & n_pool(x2) & Actor(e1,x1) & v_swim(e1))