A man plays guitar in the kitchen while a woman adjusts the dials on a dishwasher.
The guitar is acoustic.
Not all guitars are acoustic.
exists e1 p1 x1 x2 x3 x5.(n_dial(x5) & n_kitchen(x3) & exists e2 x4 x6.(on(e2,x6) & n_dishwasher(x6) & Theme(e2,x5) & Actor(e2,x4) & v_adjust(e2) & n_woman(x4)) & while(e1,p1) & in(e1,x3) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_guitar(x2) & n_man(x1))
exists s1 x1.(n_guitar(x1) & Theme(s1,x1) & a_acoustic(s1))