A longboarder catches himself before hitting the ground.
A longboarder almost had an accident.
A longboarder catches himself before therefore he almost had an accident.
exists e1 e2 x1 x2 x3.(n_ground(x3) & n_male(x2) & before(e1,e2) & Theme(e2,x3) & Actor(e2,x1) & v_hit(e2) & Theme(e1,x2) & Actor(e1,x1) & v_catch(e1) & n_longboarder(x1))
exists e1 s1 x1 x2.(a_almost(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_have(e1) & n_accident(x2) & n_longboarder(x1))