The subject validation returned with a "[2,"smw-datavalue-wikipage-invalid-title","User%3AJohnKrakauer%23_fee84afc14eab43b65783b54712a5a44"]The page type input value "User%3AJohnKrakauer%23_fee84afc14eab43b65783b54712a5a44" contains invalid characters or is incomplete and therefore can cause unexpected results during a query or annotation process." error.