"1983" . "1983-02-23" . _:b3921654 . _:b3927242 . _:b4707009 "1983-02-23"^^ . _:b3921655 . _:b4707008 . _:b3927242 "1983"^^ . _:b4707008 "1983-02-23"^^ . . _:b3927243 . _:b3921655 . . _:b3927243 "1983"^^ . _:b4707009 . _:b3921654 "1983"^^ . _:b3921654 . _:b3927242 . _:b4707008 . . _:b3921655 "1983"^^ . _:b3927243 . _:b4707009 . .