http://www.w3.org/ns/prov#value | - This occurs notably in the Offertories; in chants with shorter, repeating texts such as the Kyrie and Agnus Dei; and in longer chants with clear textual divisions such as the Great Responsories, the Gloria, and the [[Credo]].<ref>Apel, ''Gregorian Chant'' pp. 258???9.</ref>
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