TRIO TRIO_MOTHER 0 0 0 -9
TRIO TRIO_FATHER 0 0 1 -9
TRIO TRIO_CHILD TRIO_MOTHER TRIO_FATHER 0 -9
PAIR PAIR_PARENT 0 0 0 -9
PAIR PAIR_CHILD PAIR_PARENT 0 1 -9
UNRELATED UNRELATED_INDIVIDUAL_CONTROL 0 0 0 -9