A brown-haired woman plays an instrument while having an interaction with a microphone.
A brown-haired woman plays an instrument while singing into a microphone.
Having an interaction does not necessarily mean singing.
exists e1 e2 s1 x1 x2 x3 x4.(while(e1,e2) & Theme(e2,x3) & Actor(e2,x1) & v_have(e2) & with(x3,x4) & n_microphone(x4) & n_interaction(x3) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_instrument(x2) & n_woman(x1) & a_brown-haired(s1) & Theme(s1,x1))
exists e1 e2 s1 x1 x2 x3.(while(e1,e2) & into(e2,x3) & n_microphone(x3) & Actor(e2,x1) & v_sing(e2) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_instrument(x2) & n_woman(x1) & a_brown-haired(s1) & Theme(s1,x1))