Assertion: signal | /r/CapableOf | represent blue minus luminance
Facets:
Source sentences:
text: In Y/Pb/Pr Component Video, there is a luminance channel, "Y," which carries the luminance along with the sync pulses, and two color-difference channels, which carry signals representing Blue minus Luminance (B-Y, or Pb) and Red minus Luminance (R-Y, or Pr).