Assertion: twitch | /r/CapableOf | add two additional tiers
Facets:
value: for $9.99 usd
type: OTHER
value: in mid-2017
type: TEMPORAL
Source sentences:
text: When the feature launched, the default subscription amount was $4.99 USD, but in mid-2017 Twitch added two additional tiers for $9.99 USD and $24.99 USD.