combinations            List of triads to be ranked for parentage
                        assignment.
genotypes               Genotypes of individuals scored at different
                        loci
hothiphop               A function that calculates the genetic
                        mismatches according to the hiphop and hot test
individuals             List of individuals to be compared for
                        parentage assignment.
inspect                 A function that inspects the genotypes of
                        individuals
topmatch                A function selecting the dams and sires with
                        the fewest genetic mismatches to an offspring
