When was Louis IX of France, child of John of France, born and when did he die?
SELECT ?value1 ?value2 WHERE { wd:Q346 p:P40 ?s . ?s ps:P40 wd:Q14752200 . ?s pq:P569 ?value1 . ?s pq:P570 ?value2 }
louis ix of france: Q346 john of france: Q14752200