. "13539894-n"^^ . "precession of the equinoxes"@en-us . . "112775418"@en-us . "a slow westward shift of the equinoxes along the plane of the ecliptic caused by precession of the Earth's axis of rotation"@en-us . . . . "0"^^ . . . "0"^^ . "precession of the equinoxes"^^ . . . . "113539894"^^ .