Literal question
BROTHERS AND SISTERS IF AGE 0-17 YEARS:
(21) Does (NAME) have any brothers or sisters age 0 - 17 who have the same mother and the same father?
YES 1
NO 2 (GO TO 23)
DON'T KNOW 8 (GO TO 23)
(22) Do any of these brothers and sisters age 0 - 17 not live in this household?
YES 1
NO 2