For 10 points, identify this ram-headed chief deity of the Theban Triad, who later came to be identified with Ra, to whose name his was attached.
A temple to this deity was built at the foot of Jebel Barkal after the conquering of Kush, who absorbed him as their national deity. The oasis at Siwa was home to an oracle of this deity, who was worshipped as a deity of air and invisibility alongside Nun, Kuk, and Huh, with whom he made up the male half of the Ogdoad. The high priests of this deity exerted much power at a city that contained the temple of Karnak, where this god was worshipped as the father of Khonsu with his consort Mut. After Akhenaten's death, his son changed his name to one meaning "the living image of" this god. For 10 points, identify this ram-headed chief deity of the Theban Triad, who later came to be identified with Ra, to whose name his was attached.
A temple to this deity was built at the foot of Jebel Barkal after the conquering of Kush, who absorbed him as their national deity.
Amun-Ra [do not accept "Atem", "Aten", or "Ra" by itself; prompt on "Tutankhamun" after "Akhenaten" is read]