Assertion: color blindness's trouble | /r/CapableOf | tell red
Facets:
Source sentences:
text: Anomalous trichromats have trouble telling green, yellow and red apart.
text: Discovery Health notes that generally, all dichromats, individuals missing one of the three color-sensing cones in the retina, and almost all anomalous trichromats, individuals who have trouble telling green, yellow and red apart, fail 2.