The man falls out of the sidecar into a puddle during the race.
A man looses his balance turning a corner.
A man can fall out of a sidecar at other times than when he is turning a corner.
exists e1 x1 x2 x3 x4.(n_race(x4) & n_sidecar(x2) & n_man(x1) & during(e1,x4) & into(e1,x3) & n_puddle(x3) & of(e1,x2) & r_out(e1) & Actor(e1,x1) & v_fall(e1))
exists e1 e2 x1 x2 x3 x4.(Theme(e2,x2) & Actor(e2,x1) & v_loose(e2) & Theme(e1,x4) & Actor(e1,x3) & v_turn(e1) & n_corner(x4) & (x2 = x3) & n_balance(x2) & of(x2,x1) & n_male(x1) & n_man(x1))