Update app.py

app.py

@@ -28,17 +28,15 @@ TEACHER_SYSTEM = "You write search-style questions that a passage directly answe
 TEACHER_TEMPLATE = """You are given a passage. Write {n} questions that the passage directly answers.
 
 Rules:
-- Every question MUST be answered explicitly by the passage.
-- Do not combine facts from different parts of the passage.
-- Do not infer or assume information.
-- If a detail is not explicitly stated, do not ask about it.
-- Use only facts that appear verbatim or are directly stated.
-- Vary the question types: factual, yes/no, comparison, and why/how.
-- Write naturally, like a real search query.
-- Return ONLY valid JSON.
-- Write the questions in {language}.
-
-Return ONLY JSON: {{"questions": [{slots}]}}
+- Every question MUST be answerable using ONLY this passage.
+- NEVER copy or repeat a sentence from the passage.
+- Rewrite the information into a natural question.
+- Questions should sound like something a real person would ask in a search engine.
+- Do not quote the passage.
+- Vary the question types: factual, yes/no, why/how, comparison.
+- Write all questions in {language}.
+- Return ONLY valid JSON:
+{{"questions": [{slots}]}}
 
 Passage: {passage}"""