A mountain that was affected by the past volcano eruptions in the southwest city of a hope.
A mountain is not affected by a volcano eruption.
It is said that the The mountain was affected, so the second idea that the mountain was not affected just contradicts that.
exists e1 s1 s2 x1 x2 x3 x4 x5 x6.(n_city(x5) & r_most(s2) & a_southwest(s2) & Theme(s2,x5) & n_eruption(x3) & of(x3,x4) & n_volcano(x4) & a_past(s1) & Theme(s1,x3) & a_topic(x1) & Actor(e1,x3) & in(x3,x5) & of(x5,x6) & n_hope(x6) & Theme(e1,x2) & v_affect(e1) & (x1 = x2) & n_mountain(x1))
exists x1.(-exists e1 x2 x3.(Actor(e1,x2) & n_eruption(x2) & of(x2,x3) & n_volcano(x3) & Theme(e1,x1) & v_affect(e1)) & n_mountain(x1))