https://www.bgsu.edu/arts-and-sciences/center-for-family-demographic-research/help-resources-tools/data/current-population-survey-cps-using-the-parental-pointers
In order to better capture the living arrangements of children, the CPS began adding parental pointers in 2007 (variables pelnmom and pelndad).
current population surveycpsusingparentalpointers