Assertion: track | /r/ObjectUse | used for international competitions
Facets:
value: by the 1960s
type: TEMPORAL
value: commonly
type: TEMPORAL
Source sentences:
text: By the 1960s, tracks of 333.33 m (1,094 ft) length were commonly used for international competitions (e.g.: the Agustín Melgar Olympic Velodrome used for track cycling events at the 1968 Summer Olympics, and Leicester's Saffron Lane velodrome used at the 1970 and 1982 Track Cycling World Championships).