premise: A photographer is using a tripod to take a picture of a sunset.
hypothesis: The photographer is a professional.
explanation_1: People who are not professional photographers can use tripods.
explanation_2: It is not necessary he should be professional
explanation_3: A photographer using a tripod doesn't have to be professional.
premise_logic: exists e1 p1 x1 x2.(Theme(e1,p1) & Recipient(e1,x2) & Actor(e1,x1) & v_use(e1) & exists e2 x3 x4.(Theme(e2,x3) & Actor(e2,x1) & v_take(e2) & of(x3,x4) & n_sunset(x4) & n_picture(x3)) & n_tripod(x2) & n_photographer(x1))
hypothesis_logic: exists p1 x1.(n_photographer(x1) & exists x2.((x1 = x2) & n_professional(x2)))
premise_sim: exists e1 p1 x1 x2.(v_use(e1) & n_tripod(x2) & n_photographer(x1) & exists e2 x3 x4.(v_take(e2) & of(x3,x4) & n_sunset(x4) & n_picture(x3) & Theme(e2,x3) & Actor(e2,x1)) & Theme(e1,p1) & Recipient(e1,x2) & Actor(e1,x1))
hypothesis_sim: exists x1.(n_photographer(x1) & exists x2.(n_professional(x2) & (x1 = x2)))