A male with a beard is playing a guitar.
A man banging away on drums.
The man cannot play a guitar and drums at the same time.
exists e1 x1 x2 x3.(Theme(e1,x3) & Actor(e1,x1) & v_play(e1) & n_guitar(x3) & with(x1,x2) & n_beard(x2) & n_male(x1))
exists e1 s1 x1 x2 x3.(a_topic(x1) & a_away(s1) & Manner(e1,s1) & on(e1,x3) & n_drum(x3) & Actor(e1,x2) & v_bang(e1) & (x1 = x2) & n_man(x1))