Assertion: cobalt violet | /r/ObjectUse | used by paul signac
Facets:
Source sentences:
text: Cobalt violet was used by Paul Signac (1863–1935), Claude Monet (1840–1926), and Georges Seurat (1859–1891).
text: Cobalt violet was used by Paul Signac (1863–1935), Claude Monet (1840–1926), and Georges Seurat (1859–1891).