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<html><head>
<style>
body { font-family: Arial, sans-serif; margin: 20px; }
h1 { text-align: center; }
.cot-title { color: blue; }
.pos-title { color: green; }
h2 { color: black; text-align: left; }
h3 { color: black; text-align: left; }
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th { background-color: #f2f2f2; }
tr:nth-child(even) { background-color: #f9f9f9; }
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.true { color: green; }
.false { color: red; }
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</head><body>
<hr>
<h3><span>Statement:</span> the maximum number discs is 1</h3>
<h3>Input Table: none</h3>
<div class="step">
<div class="step">
<div class="step-title">Step 1: Select rows where 'discs' is equal to the maximum value of 'discs' in the table.</div>
<div id="step-1" class="content">
<table>
<tr>
<td>volume</td>
<td>discs</td>
<td>episodes</td>
<td>region_1</td>
<td>region_2</td>
<td>region_4</td>
</tr>
<tr>
<td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">1</span></td>
<td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">1</span></td>
<td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">4</span></td>
<td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">2006-01-31</span></td>
<td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">2007-02-19</span></td>
<td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">2007-03-15</span></td>
</tr>
<tr>
<td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">2</span></td>
<td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">1</span></td>
<td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">4</span></td>
<td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">2006-03-28</span></td>
<td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">2007-06-04</span></td>
<td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">2007-07-05</span></td>
</tr>
<tr>
<td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">3</span></td>
<td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">1</span></td>
<td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">4</span></td>
<td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">2006-05-30</span></td>
<td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">2007-09-03</span></td>
<td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">2008-03-13</span></td>
</tr>
<tr>
<td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">4</span></td>
<td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">1</span></td>
<td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">4</span></td>
<td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">2006-07-18</span></td>
<td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">2008-02-18</span></td>
<td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">2008-06-19</span></td>
</tr>
<tr>
<td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">5</span></td>
<td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">1</span></td>
<td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">4</span></td>
<td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">2006-09-19</span></td>
<td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">2008-05-26</span></td>
<td><span class="highlighted-cell" title="Used in transformation" style="background-color:yellow;">2009-03-05</span></td>
</tr>
</table>
</div>
<hr>
<div class="step">
<div class="step-title">Step 2: Use a `CASE` statement to return TRUE if the number of rows is equal to 1, otherwise return FALSE.</div>
<div id="step-0" class="content">
<table>
<tr>
<td>volume</td>
<td>discs</td>
<td>episodes</td>
<td>region_1</td>
<td>region_2</td>
<td>region_4</td>
</tr>
<tr>
<td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">1</span></td>
<td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">1</span></td>
<td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">4</span></td>
<td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">2006-01-31</span></td>
<td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">2007-02-19</span></td>
<td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">2007-03-15</span></td>
</tr>
<tr>
<td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">2</span></td>
<td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">1</span></td>
<td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">4</span></td>
<td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">2006-03-28</span></td>
<td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">2007-06-04</span></td>
<td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">2007-07-05</span></td>
</tr>
<tr>
<td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">3</span></td>
<td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">1</span></td>
<td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">4</span></td>
<td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">2006-05-30</span></td>
<td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">2007-09-03</span></td>
<td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">2008-03-13</span></td>
</tr>
<tr>
<td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">4</span></td>
<td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">1</span></td>
<td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">4</span></td>
<td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">2006-07-18</span></td>
<td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">2008-02-18</span></td>
<td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">2008-06-19</span></td>
</tr>
<tr>
<td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">5</span></td>
<td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">1</span></td>
<td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">4</span></td>
<td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">2006-09-19</span></td>
<td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">2008-05-26</span></td>
<td><span class="highlighted-cell" title="Used in transformation" style="background-color:#90EE90;">2009-03-05</span></td>
</tr>
</table>
</div>
</div>
<hr>
<div class="step">
<div class="step-title">Final output table:</div>
<div id="step-1" class="content">
<table>
<tr>
<td>verification_result</td>
</tr>
<tr>
<td>FALSE</td>
</tr>
</table>
</div>
</div>
<hr>
<h3>Prediction:</span> FALSE</h3>
</body></html>
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