Assertion: pair skating | /r/HasProperty | included
Facets:
value: during a u.s. championships
type: TEMPORAL
Source sentences:
text: The first pair skating national competitions in Canada occurred in 1905 and the first time pair skating was included during a U.S. Championships was in 1914, but there are only a few descriptions of pair skating in North America before World War I. Side-by-side skating, also called shadow skating, in which partners executed the same movements and steps in unison, were emphasized in the early 1920s.