A dog wearing a cape is running through the snow.
The dogs cape fell off while he was running.
WE DON'T KNOW THAT THE DOG'S CAPE FELL OFF.
exists e2 e1 x1 x2 x3 x4.(n_snow(x4) & through(e2,x4) & Actor(e2,x1) & v_run(e2) & Theme(e1,x3) & Actor(e1,x2) & v_wear(e1) & n_cape(x3) & (x1 = x2) & n_dog(x1))
exists e1 p1 s1 x1 x2.(n_male(x1) & n_cape(x1) & of(x1,x2) & n_dog(x2) & exists e2.(Actor(e2,x1) & v_run(e2)) & while(e1,p1) & a_off(s1) & Manner(e1,s1) & Actor(e1,x1) & v_fall(e1))