A man on a very tall unicycle entertains the crowd.
A man on a penny-farthing performs for the crowd.
Man is either on a unicycle and penny-farthing.
exists e1 s1 x1 x2 x3.(n_crowd(x3) & Theme(e1,x3) & Actor(e1,x1) & v_entertain(e1) & on(x1,x2) & n_unicycle(x2) & a_tall(s1) & Theme(s1,x2) & r_very(x2) & n_man(x1))
exists s1 x1 x2 x3.(n_crowd(x3) & a_topic(x1) & on(x1,x2) & for(x2,x3) & n_perform(x2) & a_penny-farthing(s1) & Theme(s1,x2) & n_man(x1))