Assertion: mix | /r/HasProperty | sponsored a css design contest
Facets:
value: to promote the conference
type: PURPOSE
value: each year
type: TEMPORAL
Source sentences:
text: Unlike many of Microsoft's technical conference, MIX has been promoted more heavily to designers by inviting popular speakers from other popular web design conferences, such as SXSW, and has sponsored a CSS design contest each year to promote the conference.