Consolidate NPC location and item event instructions

assets/dnd/npcs/extract/prompts/instructions.md

@@ -1,8 +1,15 @@
-For every NPC record, return only the observed display name and transcript
-units that support that identity.
+Extract the individually identifiable Dungeons & Dragons non-player characters
+established by the provided transcript.
 
-Return no other details or lore inferred from general D&D knowledge. Do not
-invent a label for an anonymous creature, crowd, or generic role.
+Include an in-world non-PC participant only when the transcript gives it a
+proper name or a stable, individually distinguishing title or alias.
 
-Preserve observed display spelling. Return at least one narrow source range for
-every record.
+Exclude human players, transcript speakers, and the GM as out-of-world people;
+player characters identified by the player or party references; incidental or
+hypothetical name drops; corrected transcription mistakes; anonymous or generic
+roles; indistinguishable crowds or groups; invented descriptive labels; and
+temporary summoned creatures or spell effects without a persistent individual
+identity.
+
+Preserve observed display spelling. Do not invent a label for an anonymous
+creature, crowd, or generic role.