Assertion: altar | /r/AtLocation | the west end
Facets:
Source sentences:
text: In contrast to this common present-day use, the Tridentine Roman Missal published in 1570 used ad orientem to indicate the exact opposite, namely, "facing the people" (presumably, the Latin phrase still had its normal meaning and referred to the situation in a church where the altar was at the west end): "Si altare sit ad orientem, versus populum, celebrans versa facie ad populum, non vertit