Carmine Persico and his nephew through marriage Thomas Farese (Farese is married to the older Alphonse Persico's daughter. Making Carmine Persico and Thomas Farese; nephew and uncle through marriage.
Carmine Persico was the powerful (mostly imprisioned) Boss of the Colombo's.
Thomas Farese was/is a powerful Consigiere in the Colombo's who operates in Florida.
Thats right. And vice versa, Carmine's brothers Allie and Teddy were uncles to Carmine's sons. Allie didn't have any kids, but Teddy did. So, in turn, Carmine and Teddy were uncles, respectively, to one another's kids.