premise: The front of the cafe must remain free of trash if customers are to be enticed to enter.
hypothesis: The front door is clear of trash.
explanation_1: If the door must remain free of trash, the door is clear of trash.
explanation_2: front of the cafe is inferred as  front door  and remain free of trash is inferred as clear of trash.
explanation_3: The front door is located in the front of the Cafe.
premise_logic: exists e1 p1 x1 x2.(n_cafe(x2) & n_front(x1) & all p2 e2 x3.((Topic(e2,p2) & Actor(e2,x3) & v_be(e2) & exists e3 p3.(Recipient(e3,p3) & Topic(e3,x3) & v_entice(e3) & exists e4.(Actor(e4,x3) & v_enter(e4))) & n_customer(x3)) -> exists e5 p4.(exists s1 x4.(of(s1,x4) & n_trash(x4) & Theme(s1,x1) & a_free(s1)) & Topic(e5,p4) & Actor(e5,x1) & v_remain(e5))) & Topic(e1,p1) & Actor(e1,x1) & v_must(e1) & of(x1,x2))
hypothesis_logic: exists s1 s2 x1 x2.(n_door(x1) & a_front(s1) & Theme(s1,x1) & of(s2,x2) & n_trash(x2) & Theme(s2,x1) & a_clear(s2))