A man in a blue jumpsuit and red helmet is climbing up a ladder and another man is watching him.
The man in a jumpsuit is riding a bike.
He cannot be riding a bike if they are climbing up a ladder.
exists e1 e2 s1 s2 s3 x1 x2 x3 x4 x5 x6.(Theme(e2,x1) & Actor(e2,x6) & v_watch(e2) & n_male(x1) & n_man(x6) & -(x6 = x1) & n_man(x1) & n_man(x1) & a_up(s3) & Manner(e1,s3) & Theme(e1,x5) & Actor(e1,x1) & v_climb(e1) & n_ladder(x5) & in(x1,x2) & n_helmet(x4) & a_red(s2) & Theme(s2,x4) & n_jumpsuit(x3) & subset_of(x4,x2) & subset_of(x3,x2) & a_blue(s1) & Theme(s1,x2))
exists e1 x1 x2 x3.(n_man(x1) & Theme(e1,x3) & Actor(e1,x1) & v_ride(e1) & n_bike(x3) & in(x1,x2) & n_jumpsuit(x2))