Scope note: This property associates the expression that was first externalised during a particular creation event with that particular creation event. Examples: - Richard Wagner’s writing the original manuscript of his opera entitled ‘Der fliegende Holländer’ (F28) R17 created the notational content of the original manuscript of Richard Wagner’s opera entitled ‘Der fliegende Holländer’ (F22) - Oscar Wilde’s writing the original manuscript of his poem entitled ‘The ballad of the Reading gaol’ (F28) R17 created the English text of Oscar Wilde’s poem entitled ‘The ballad of the Reading gaol’ (F22)