When was the birth date and death date of Prince Augustus,  son of Frederick William of Prussia?
SELECT ?value1 ?value2 WHERE { wd:Q105013 p:P40 ?s . ?s ps:P40 wd:Q50922 . ?s pq:P570 ?value1 . ?s pq:P569 ?value2 }
frederick william i of prussia: Q105013 prince augustus ferdinand of prussia: Q50922