A girl wearing a bike helmet is walking across a mossy tree branch over water.
A woman dives in to a river from a tree branch.
The girl/woman can either be walking across the water or dive in, not both.
exists e1 e2 x1 x2 x3 x4 x5 x6 x7 x8.(over(e2,x8) & n_water(x8) & across(e2,x5) & n_branch(x5) & of(x5,x7) & n_tree(x7) & of(x5,x6) & n_mossy(x6) & Actor(e2,x1) & v_walk(e2) & Theme(e1,x3) & Actor(e1,x2) & v_wear(e1) & n_helmet(x3) & of(x3,x4) & n_bike(x4) & (x1 = x2) & n_girl(x1))
exists e1 s1 x1 x2 x3 x4.(to(e1,x2) & from(x2,x3) & n_branch(x3) & of(x3,x4) & n_tree(x4) & n_river(x2) & a_in(s1) & Manner(e1,s1) & Actor(e1,x1) & v_dive(e1) & n_woman(x1))