Assertion: euro's currency | /r/HasProperty | introduced in non-physical form
Facets:
value: on 1 january
type: TEMPORAL
value: at midnight
type: TEMPORAL
Source sentences:
text: The currency was introduced in non-physical form (traveller's cheques, electronic transfers, banking, etc.) at midnight on 1 January 1999, when the national currencies of participating countries (the eurozone) ceased to exist independently.