(170,313),(209,381),5 
(212,314),(252,382),5 
(137,447),(179,523),5 
(181,449),(226,524),5 
(498,169),(576,211),6 
(521, 70),(571,131),6 
(611, 23),(683, 61),6 
(608, 59),(681,100),6 
(364,164),(446,234),4 
