Assertion: iris | /r/HasProperty | herbaceous perennial
Facets:
Source sentences:
text: Irises are herbaceous perennial, they are hardy plants and known for their beauty.
text: Since irises are herbaceous perennials, they have soft, green stems and will die in the winter but the roots stay alive and will send out new growth in the spring.
text: Irises are herbaceous perennial, they are hardy plants and known for their beauty.