Table for the 3 triples with object "1941-08-21" sorted by label

Subject	Predicate
?:nl.vk.d.11a-2.3.3	niod:has_days
?:nl.vk.d.6-1.5.12	niod:has_days
?:nl.vk.d.9-1.5.6	niod:has_days