Question: Does the Landseer or English Mastiff have a limited range of colors? 
Sentence (from "Bipack color"): In bipack color photography for motion pictures, two strips of black-and-white 35 mm film, running through the camera emulsion to emulsion, are used to record two regions of the color spectrum, for the purpose of ultimately printing the images, in complementary colors, superimposed on one strip of film.
Relevant evidence: No