diff --git a/tools/probe_provider.py b/tools/probe_provider.py
index d17d0ec..b9b6239 100644
--- a/tools/probe_provider.py
+++ b/tools/probe_provider.py
@@ -97,8 +97,10 @@ def main():
         "do not use outside sources or perform any actual operation. Return ONLY JSON with "
         "package_version, startup_marker (from start.md), retrieval_marker (from access.md), "
         "and answers: [{id, route, disposition, sources, reason}]. Route means the actual "
-        "next recipient (a human role such as delegator, platform, tenant-admin, root-steward "
-        "or pep-owner when appropriate, otherwise the owning repository), NOT the source "
+        "next recipient. When the card names that recipient as a role, record the role and "
+        "keep the supporting repository in sources. Session owner, delegator, platform, "
+        "tenant-admin, root-steward, and pep-owner are roles. When the card names a "
+        "repository as the recipient, record that repository. Route is not the source "
         "of documentation. Use a concise action for disposition, comma-separated exact source owner IDs "
         "listed in the relevant card for sources, and a one-sentence explanation. Cite the "
         "most specific source, including emergent-security for its generic envelope and "