A guy riding a bike through mud and water.
The man is playing in the mud.
Playing in the mud does not imply that he has a bike.
exists e1 x1 x2 x3 x4 x5 x6.(a_topic(x1) & through(e1,x4) & subset_of(x6,x4) & n_water(x6) & subset_of(x5,x4) & n_mud(x5) & Theme(e1,x3) & Actor(e1,x2) & v_ride(e1) & n_bike(x3) & (x1 = x2) & n_guy(x1))
exists e1 x1 x2.(n_mud(x2) & n_man(x1) & in(e1,x2) & Actor(e1,x1) & v_play(e1))