try to solve the riddles

app.py

@@ -27,13 +27,38 @@ class BasicAgent:
         to be put in the list is a number or a string.
         """
         self.agent.prompt_templates["system_prompt"] = self.agent.prompt_templates["system_prompt"] + SYSTEM_PROMPT
-        
+
+    def maybe_reversed(self, text: str) -> bool:
+        """Heuristically checks if a sentence is reversed letter-by-letter."""
+        words = text.split()
+        reversed_ratio = sum(1 for word in words if word[::-1].lower() in {"if", "you", "understand", "this", "sentence", "write", "opposite", "of", "the", "word", "left", "answer"}) / len(words)
+        return reversed_ratio > 0.3  # adjustable threshold
+
+    def solve_riddle(self, question: str) -> str:
+        """Handles reversed sentence logic riddles."""
+        reversed_text = question[::-1]
+        if "opposite of the word" in reversed_text:
+            import re
+            match = re.search(r"opposite of the word ['\"](\w+)['\"]", reversed_text)
+            if match:
+                word = match.group(1).lower()
+                opposites = {"left": "right", "up": "down", "hot": "cold", "true": "false", "yes": "no", "black": "white"}
+                opposite = opposites.get(word, f"UNKNOWN_OPPOSITE_OF_{word}")
+                return f"FINAL ANSWER: {opposite}"
+        return f"FINAL ANSWER: COULD_NOT_SOLVE"
+
     def __call__(self, question: str) -> str:
         print(f"Agent received question (first 50 chars): {question[:50]}...")
+        
+        if self.maybe_reversed(question):
+            print("Detected likely reversed text. Attempting riddle solving...")
+            return self.solve_riddle(question)
+        
         final_answer = self.agent.run(question)
         print(f"Agent returning final answer: {final_answer}")
         return final_answer
 
+
 def run_and_submit_all( profile: gr.OAuthProfile | None):
     """
     Fetches all questions, runs the BasicAgent on them, submits all answers,