The snowboarder is sitting down.
A snowboarder pauses.
To sit down means to pause for a time.
exists e1 s1 x1.(n_snowboarder(x1) & a_down(s1) & Manner(e1,s1) & Actor(e1,x1) & v_sit(e1))
exists e1 x1.(Actor(e1,x1) & v_pause(e1) & n_snowboarder(x1))