Clarify.

src/about.py

@@ -84,7 +84,7 @@ WHAT_IS_F1_HTML_AFTER_VIDEO = """
         <li class="f1-li"><strong>Efficiency:</strong> The solution must be truly <a href="https://en.wikipedia.org/wiki/Parameterized_complexity" target="_blank" rel="noopener noreferrer" class="f1-a">fixed-parameter linear</a>.</li>
     </ul>
     <p class="mb-4 f1-p">To support research and encourage community contributions, the <code>FormulaOne-Warmup</code> dataset is released as a public resource for training and fine-tuning models. The complete test suite for all 100 Warmup problems is available, alongside a standalone evaluation environment, in our <a href="https://github.com/double-ai/formulaone-dataset/tree/main" target="_blank" rel="noopener noreferrer" class="f1-a">GitHub repository</a>.</p>
-    <p class="f1-p">To maintain the integrity of the core benchmark, only a minimal subset of tests is released for the Tier 1 and Tier 2 problems.</p>
+    <p class="f1-p">To maintain the integrity of the core benchmark, only a minimal subset of tests is released for the Tier 1 and Tier 2 problems. Any solutions submitted for evaluation against our benchmark are evaluated against the comprehensive withheld test-suite.</p>
 """
 
 # *** THIS WAS MISSING BEFORE ***