A man with a red hat playing the drums with his band.
The band has all guitars.
The band cannot have all guitars if someone is on drums.
exists e1 s1 x1 x2 x3 x4 x5.(n_band(x5) & of(x5,x4) & n_male(x4) & n_drum(x4) & a_topic(x1) & with(x1,x2) & with(e1,x5) & Theme(e1,x4) & Actor(e1,x3) & v_play(e1) & (x2 = x3) & n_hat(x2) & a_red(s1) & Theme(s1,x2) & n_man(x1))
exists x1.(n_band(x1) & all x2.(n_guitar(x2) -> exists e1.(Theme(e1,x2) & Actor(e1,x1) & v_have(e1))))