Assertion: opal | /r/HasProperty | distinguished
Facets:
value: due to ‘fire’
type: CAUSE
value: from other gems
type: OTHER
Source sentences:
text: Opal is known for its colour and is distinguished from other gems due to its ‘play of light’ or ‘fire’.
text: Opal is well known and adored for its colour and is distinguished from other gems due to its ‘‘play of colour’’ or ‘‘fire’’.