premise: Group of males surrounding a female sitting in a chair.
hypothesis: Group of males are sitting near a woman.
explanation_1: "Surrounding" is a more  descriptive way of describing where the males are in relation to a female; which is a less descriptive way of saying woman.
premise_logic: exists e1 e2 s1 x1 x2 x3 x4 x5.(ne_org_group(s1) & a_topic(s1) & of(s1,x1) & Theme(e2,x3) & Actor(e2,x2) & v_surround(e2) & in(e1,x5) & n_chair(x5) & Actor(e1,x4) & v_sit(e1) & (x3 = x4) & n_female(x3) & (x1 = x2) & n_male(x1))
hypothesis_logic: exists e1 x1 x2 x3.(ne_org_group(x1) & near(e1,x3) & n_woman(x3) & Actor(e1,x1) & v_sit(e1) & of(x1,x2) & n_male(x2))
premise_sim: exists e1 e2 s1 x1 x2 x3 x4 x5.(v_surround(e2) & v_sit(e1) & of(s1,x1) & ne_org_group(s1) & n_male(x1) & n_female(x3) & n_chair(x5) & in(e1,x5) & a_topic(s1) & Theme(e2,x3) & Actor(e2,x2) & Actor(e1,x4) & (x3 = x4) & (x1 = x2))
hypothesis_sim: exists e1 x1 x2 x3.(v_sit(e1) & of(x1,x2) & near(e1,x3) & ne_org_group(x1) & n_woman(x3) & n_male(x2) & Actor(e1,x1))