Many two-person kayaks fill a river surrounded by trees.
The people are a boat of the Cheat River Festival.
Just because Many two-person kayaks fill a river surrounded by trees does not mean there are people there for boat of Cheat River Festival.
exists e1 e2 s1 x1 x2 x3 x4.(Theme(e2,x2) & Actor(e2,x1) & v_fill(e2) & Actor(e1,x4) & n_tree(x4) & Theme(e1,x3) & v_surround(e1) & (x2 = x3) & n_river(x2) & n_kayak(x1) & a_two-person(s1) & Theme(s1,x1) & n_quantity(x1))
exists p1 x1 x3 x4 x5.(ne_org_festival(x3) & (x3 = x5) & ne_org_river(x5) & (x3 = x4) & ne_org_cheat(x4) & n_people(x1) & exists x2.((x1 = x2) & of(x2,x3) & n_boat(x2)))