Assertion: shigella | /r/HasProperty | gram-negative bacterium
Facets:
Source sentences:
text: Shigella is a Gram-negative bacterium that causes bacillary dysentery worldwide.
text: Shigella are gram-negative rods that are non-motile and non-spore –forming.
text: Shigella is a Gram-negative bacterium that causes bacillary dysentery worldwide.