Original sentence: In Antiquities of the Jews, the first-century Jewish historian Josephus identifies the Pishon as what "the Greeks called Ganges" and the Geon (Gehon) as the Nile.It also refers to the land of Cush - translated/interpreted as Ethiopia, but thought by some to equate to Cossaea, a Greek name for the land of the Kassites.These lands lie north of Elam, immediately to the east of ancient Babylon, which, unlike Ethiopia, does lie within the region being described.lists four rivers in association with the garden of Eden: Pishon, Gihon, the Hiddekel, and the Euphrates
Edited sentence: And the fourth river is the Euphrates.Many people speculate that the vast reserves of oil in Iraq are the result of the decomposition of Earth’s lushest organic materials in the Garden of Eden.Most  scientists believe decayed vegetation and animal matter is the main composition of crude oil, This gives further evidence that the oil rich region  of  Iraq  is where we find some of the greatest oil deposits.The name of the first is the Pishon...The name of the second river is the Gihon...The name of the third river is the Tigris, it runs along the east side of Asshur.What the  Bible tells us regarding the Garden of Eden’s location is found in Genesis 2:10-14, “A river watering the garden flowed from Eden; from there it was separated into four headwaters.” The exact identities of the Pishon and Gihon Rivers are unknown, but the Tigris and Euphrates Rivers are in modern day Iraq