premise: Walkers on a concrete boardwalk under a blue sky.
hypothesis: walkers inside the mall
explanation_1: The walkers can't be on the boardwalk and inside the mall at the same time
explanation_2: The walkers are either under the sky outside, or inside the mall
explanation_3: If you are inside the mall you are not also under a blue sky.
premise_logic: exists s1 s2 x1 x2 x3.(a_topic(x1) & on(x1,x2) & under(x2,x3) & n_sky(x3) & a_blue(s2) & Theme(s2,x3) & n_boardwalk(x2) & a_concrete(s1) & Theme(s1,x2) & n_walker(x1))
hypothesis_logic: exists x1 x2.(n_mall(x2) & a_topic(x1) & inside(x1,x2) & n_walker(x1))
premise_sim: exists s1 s2 x1 x2 x3.(under(x2,x3) & on(x1,x2) & n_walker(x1) & n_sky(x3) & n_boardwalk(x2) & a_topic(x1) & a_concrete(s1) & a_blue(s2) & Theme(s2,x3) & Theme(s1,x2))
hypothesis_sim: exists x1 x2.(n_walker(x1) & n_mall(x2) & inside(x1,x2) & a_topic(x1))