premise: Speakers in a room full of people sitting in chairs.
hypothesis: There are people indoors.
explanation_1: People are in a room, which is found indoors.
explanation_2: If people are inside a room (or in other words, there is a room of people), those people are indoors.
explanation_3: People filled the indoors which has speakers
premise_logic: exists e1 s1 x1 x2 x3 x4 x5 x6.(a_topic(x1) & in(x1,x2) & of(s1,x4) & in(e1,x6) & n_chair(x6) & Actor(e1,x5) & v_sit(e1) & (x4 = x5) & n_people(x4) & Theme(s1,x3) & a_full(s1) & (x2 = x3) & n_room(x2) & n_speaker(x1))
hypothesis_logic: exists p1 x1 x2 x3.((x1 = x2) & Time(x2,x3) & n_indoor(x3) & n_people(x2))