A man kayaking through rapids.
a man is boating for the day in a creek
A man is enjoying a boating
exists e1 x1 x2 x3.(a_topic(x1) & through(e1,x3) & n_rapid(x3) & Actor(e1,x2) & v_kayake(e1) & (x1 = x2) & n_man(x1))
exists e1 x1 x2 x3.(n_day(x2) & in(e1,x3) & n_creek(x3) & for(e1,x2) & Actor(e1,x1) & v_boat(e1) & n_man(x1))