span class="co">#&gt; Chain 3: Iteration:  800 / 2000 [ 40%]  (Warmup)</span>
<span class="co">#&gt; Chain 3: Iteration: 1000 / 2000 [ 50%]  (Warmup)</span>
<span class="co">#&gt; Chain 3: Iteration: 1001 / 2000 [ 50%]  (Sampling)</span>
<span class="co">#&gt; Chain 3: Iteration: 1200 / 2000 [ 60%]  (Sampling)</span>
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<span class="co">#&gt; Chain 3: