Assertion: tennis's australian open | /r/CapableOf | implement hawk-eye
Facets:
value: in challenges to line calls
type: TEMPORAL
Source sentences:
text: The 2007 Australian Open was the first grand-slam tournament of 2007 to implement Hawk-Eye in challenges to line calls, where each tennis player in Rod Laver Arena was allowed two incorrect challenges per set and one additional challenge should a tiebreaker be played.