modify scripts

tools/puzzle.py

@@ -75,8 +75,14 @@ Please analyze the following list of English words and do the following:
 3. Mark the frequency of usage of each word in everyday English as High, Medium, or Low.
 4. Identify words with the same word root and group them.
 
-Please response with pure JSON only, without any formatting or explanations.
-Each object should have the keys: word, theme, part_of_speech, frequency, same_root_group.
+For each word, return a JSON array where each item is an object with these keys:
+- w: the word
+- t: theme (like Animals, Tools, etc.)
+- p: part of speech (noun, verb, etc.)
+- f: frequency (Low/Medium/High)
+- s: same root group (array of words with the same root)
+
+Respond with PURE JSON ONLY, without markdown or explanations.
 
 Here are the words:
 {word_list}