Assertion: chicken's comb | /r/HasProperty | single
Facets:
Source sentences:
text: Combs are single and upright.
text: The comb is single.
text: Leghorn chickens usually have single combs, but in some countries, the rose combs are ‘allowed’, but not however in Italy.
text: Most Leghorn chickens have single combs but there are several color varieties that have rose combs.
text: They have single comb and the size of the comb is moderate.