In the parental generation, inbred black and an albino mice parents mate. The resulting F1 mice are black and heterozygous at 2 different loci. The F2 population consists of black, white, and albino mice. Albino is epistatic to pigmented. What is the phenotypic segregation ratio of this mouse species in the F2 generation? Enter your answer in the format: "4:3:2". Note lack of color pigmentation is recessive.