Man on bike using boxing glove on a stick.
Man is riding his bike with boxing glove.
On bike is a prepositional phrase describing the man while is riding his bike is a verb noun phrase implying action
exists e1 e2 x1 x2 x3 x4 x5.(a_topic(x1) & on(x1,x2) & Theme(e2,x4) & Actor(e2,x3) & v_use(e2) & on(x4,x5) & n_stick(x5) & n_glove(x4) & Actor(e1,x4) & v_box(e1) & (x2 = x3) & n_bike(x2) & n_man(x1))
exists e1 e2 x1 x2 x3.(with(e1,x3) & n_glove(x3) & Actor(e2,x3) & v_box(e2) & Theme(e1,x2) & Actor(e1,x1) & v_ride(e1) & n_bike(x2) & of(x2,x1) & n_male(x1) & n_man(x1))