A man with a cigarette in his mouth is riding a motorcycle.
A man has a cigarette while riding a motorcycle.
a man is riding a motorcycle with cigarette on his mouth
exists e1 x1 x2 x3 x4.(Theme(e1,x4) & Actor(e1,x1) & v_ride(e1) & n_motorcycle(x4) & with(x1,x2) & in(x2,x3) & n_mouth(x3) & of(x3,x1) & n_male(x1) & n_cigarette(x2) & n_man(x1))
exists e2 e1 x1 x2 x3.(while(e1,e2) & Theme(e2,x3) & Actor(e2,x1) & v_ride(e2) & n_motorcycle(x3) & Theme(e1,x2) & Actor(e1,x1) & v_have(e1) & n_cigarette(x2) & n_man(x1))