A lady with a green dress is using a microphone.
The lady spoke to the crowd using the microphone.
There are many uses for a microphone. She spoke, but she could have been using it to sing.
exists e1 s1 x1 x2 x3.(Theme(e1,x3) & Actor(e1,x1) & v_use(e1) & n_microphone(x3) & with(x1,x2) & n_dress(x2) & a_green(s1) & Theme(s1,x2) & n_lady(x1))
exists e2 e1 x1 x2 x3.(n_microphone(x3) & n_crowd(x2) & n_lady(x1) & for(e1,e2) & Theme(e2,x3) & Actor(e2,x1) & v_use(e2) & to(e1,x2) & Actor(e1,x1) & v_speak(e1))