A man doing a bicycle trick.
There is a bicycle present.
Sentence 2 shows that the bicycle in sentence 1 is a present.
exists e1 x1 x2 x3 x4.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_do(e1) & n_trick(x3) & of(x3,x4) & n_bicycle(x4) & (x1 = x2) & n_man(x1))
exists p1 x1 x2 x3.((x1 = x2) & n_present(x2) & of(x2,x3) & n_bicycle(x3))