A snowboarder riding down a railing.
A man cutting his toenails.
He is either riding down a railing or cutting his toenails.
exists e1 s1 x1 x2 x3.(a_topic(x1) & a_down(s1) & Manner(e1,s1) & Theme(e1,x3) & Actor(e1,x2) & v_ride(e1) & n_railing(x3) & (x1 = x2) & n_snowboarder(x1))
exists e1 x1 x2 x3.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_cut(e1) & n_toenail(x3) & of(x3,x1) & n_male(x1) & (x1 = x2) & n_man(x1))