A shirtless man jumping off a large concrete structure into a river with his friends watching from the structure.
People at an indoor gathering.
People cannot be at an indoor gathering while watching someone jumping off a structure into a river.
exists e1 e2 s1 s2 s3 s4 x1 x2 x3 x4 x5 x6.(a_topic(x1) & with(e1,x5) & from(e2,x3) & n_structure(x3) & n_structure(x3) & Actor(e2,x6) & v_watch(e2) & (x5 = x6) & n_friend(x5) & of(x5,x1) & n_male(x1) & into(e1,x4) & n_river(x4) & a_off(s4) & Manner(e1,s4) & Theme(e1,x3) & Actor(e1,x2) & v_jump(e1) & a_concrete(s3) & Theme(s3,x3) & a_large(s2) & Theme(s2,x3) & (x1 = x2) & n_man(x1) & a_shirtless(s1) & Theme(s1,x1))
exists s1 x1 x2.(a_topic(x1) & at(x1,x2) & n_gathering(x2) & a_indoor(s1) & Theme(s1,x2) & n_people(x1))