premise: A squatting couple outdoors, engaged with a kneeling street performer or vendor reading from a book of manga.
hypothesis: Some people walk quickly.
explanation_1: The couple can't be squatting if they walk.
explanation_2: People do not have to be a couple.  If people walk quickly they are not squatting.
explanation_3: The people can't be squatting while they walk.
premise_logic: exists e1 e2 x1 x2.((exists e3 x3 x4.(with(e2,x3) & n_performer(x3) & of(x3,x4) & n_street(x4) & Actor(e3,x3) & v_kneel(e3)) | exists x5 x6 x7 x8.(with(e2,x5) & from(x5,x7) & of(x7,x8) & n_manga(x8) & n_book(x7) & n_reading(x5) & of(x5,x6) & n_vendor(x6))) & Theme(e2,x1) & v_engage(e2) & n_outdoors(x1) & of(x1,x2) & n_couple(x2) & Actor(e1,x1) & v_squat(e1))
hypothesis_logic: exists e1 s1 x1.(a_quickly(s1) & Manner(e1,s1) & Actor(e1,x1) & v_walk(e1) & n_people(x1))