ellipse(668.27, 153.09, 20.53, 18.58, 7.33) # text={4}
ellipse(160.43, 701.72, 24.19, 23.00, 49.54) # text={1}
ellipse(750.24, 397.26, 65.64, 27.51, 112.24) # text={3}
ellipse(741.01, 359.09, 34.37, 24.53, 150.43) # text={2}