Question: What is the name of this area in northern Georga that comprises two United States National Forests with a combined total area of 866468 acres, and which surrounds the James H. Floyd State Park?
Sentence (from "Chattahoochee-Oconee National Forest"): The combined total area of the Chattahoochee-Oconee National Forest is 866468 acre , of which the Chattahoochee National Forest comprises 750145 acre and the Oconee National Forest comprises 116232 acre .
Relevant evidence: No