Assertion: bacteria's cell wall | /r/HasProperty | pink
Facets:
Source sentences:
text: The thick layers of peptidoglycan in the “Gram-positive” cell wall stain purple, while the thin “Gram-negative” cell wall appears pink.
text: The thick layers of peptidoglycan in the "Gram-positive" cell wall stain purple, while the thin "Gram-negative" cell wall appears pink.