Assertion: helm's son | /r/CapableOf | perform the weight
Facets:
value: at the 2013 grammy awards
type: TEMPORAL
Source sentences:
text: At the 2013 Grammy Awards, the Zac Brown Band, Mumford & Sons, Elton John, Mavis Staples, T-Bone Burnett and Alabama Shakes singer Brittany Howard performed "The Weight" as a tribute to Levon and other recently deceased musicians.