Assertion: card's set | /r/HasProperty | purple 1-of-1 masterpieces
Facets:
value: the following year
type: TEMPORAL
Source sentences:
text: It is also in 1997 that the first "one-of-one" cards were released by Fleer, beginning with the 1997 Flair Showcase "Masterpieces" (the Ultra set would begin to include purple 1-of-1 masterpieces the following year).