Assertion: black mulberry | /r/HasProperty | imported to britain
Facets:
Source sentences:
text: Black mulberry was imported to Britain in the 17th century in the hope that it would be useful in the cultivation of silkworms.
text: The black mulberry was imported into Britain in the 17th century in the hope that it would be useful in the cultivation of silkworms (Bombyx mori).
text: Black mulberry was imported to Britain in the 17th century in the hope that it would be useful in the cultivation of silkworms.