Greene County is a county located in the U.S. state of Pennsylvania. As of the 2010 census, the population was 38,686. Its county seat is Waynesburg. Greene County was created on February 9, 1796, from part of Washington County and named for General Nathanael Greene.
Greene county is no longer listed in the census. 
The census was gathered in 2010. Since then the county may have been re-incorporated and might no longer exists. Based on context, we have no way of knowing. 
( z1 list :ARG1 ( z2 county :name ( z3 name :op "Greene" ) ) :ARG2 ( z4 census ) :time ( z5 no-longer ) )