Person in checked shirt riding unicycle while crowd watches.
A person is riding a unicycle for a crowd at a festival
Although a crowd watches, it does not imply it is at a festival.
(x)
exists e1 x1 x2 x3 x4.(at(e1,x4) & n_festival(x4) & for(e1,x3) & n_crowd(x3) & Theme(e1,x2) & Actor(e1,x1) & v_ride(e1) & n_unicycle(x2) & n_person(x1))