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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; }
h4 { color: darkslategray; }
table { width: 100%; border-collapse: collapse; margin: 20px 0; }
table, th, td { border: 1px solid #ddd; padding: 8px; }
th { background-color: #f2f2f2; }
tr:nth-child(even) { background-color: #f9f9f9; }
.highlight { background-color: #ffffcc; }
.true { color: green; }
.false { color: red; }
.highlighted-cell { background-color: yellow; cursor: pointer; }
.step-title { background-color: #f1f1f1; color: #444; padding: 10px; margin: 10px 0; font-size: 18px; border-left: 4px solid #888; }
.step { display: block; }
</style>
</head><body>
<hr/>
<h3><span>Statement:</span> brendan melnyk is the lead and ted appelman is skip</h3>
<h3>Input Table: 2009 canadian olympic curling trials</h3>
<div class="step">
<div class="step">
<div class="step-title">Step 1: Select rows where 'lead' is 'brendan melnyk'.</div>
<div class="content" id="step-1">
<table>
<tr>
<td>skip</td>
<td>third___vice_skip</td>
<td>second</td>
<td>lead</td>
<td>city</td>
</tr>
<tr>
<td>kerry burtnyk</td>
<td>don walchuk</td>
<td>richard daneault</td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">garth smith</span></td>
<td>winnipeg</td>
</tr>
<tr>
<td>pat simmons</td>
<td>gerry adam</td>
<td>jeff sharp</td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">steve laycock</span></td>
<td>davidson</td>
</tr>
<tr>
<td>jeff stoughton</td>
<td>kevin park</td>
<td>rob fowler</td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">steve gould</span></td>
<td>winnipeg</td>
</tr>
<tr>
<td>wayne middaugh</td>
<td>jon mead</td>
<td>john epping</td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">scott bailey</span></td>
<td>islington</td>
</tr>
<tr>
<td>brad gushue</td>
<td>mark nichols</td>
<td>ryan fry</td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">jamie korab</span></td>
<td>st john 's</td>
</tr>
<tr>
<td>mike mcewen</td>
<td>b j neufeld</td>
<td>matt wozniak</td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">denni neufeld</span></td>
<td>winnipeg</td>
</tr>
<tr>
<td>joel jordison</td>
<td>scott bitz</td>
<td>aryn schmidt</td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">dean hicke</span></td>
<td>moose jaw</td>
</tr>
<tr>
<td>bob ursel</td>
<td>jim cotter</td>
<td>kevin folk</td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">rick sawatsky</span></td>
<td>kelowna</td>
</tr>
<tr>
<td>jean - michel ménard</td>
<td>martin crête</td>
<td>éric sylvain</td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">jean gagnon</span></td>
<td>lévis</td>
</tr>
<tr>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">ted appelman</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">tom appelman</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">bradon klassen</span></td>
<td><span class="highlighted-cell" style="background-color:#90EE90;" title="Used in transformation">brendan melnyk</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">edmonton</span></td>
</tr>
<tr>
<td>greg mcaulay</td>
<td>ken maskiewich</td>
<td>deane horning</td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">aaron watson</span></td>
<td>richmond</td>
</tr>
<tr>
<td>jason gunnlaugson</td>
<td>justin richter</td>
<td>braden zawada</td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">tyler forrest</span></td>
<td>beausejour</td>
</tr>
</table>
</div>
<hr/>
<div class="step">
<div class="step-title">Step 2: Select rows where 'skip' is 'ted appelman'.</div>
<div class="content" id="step-0">
<table>
<tr>
<td>skip</td>
<td>third___vice_skip</td>
<td>second</td>
<td>lead</td>
<td>city</td>
</tr>
<tr>
<td><span class="highlighted-cell" style="background-color:#90EE90;" title="Used in transformation">ted appelman</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">tom appelman</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">bradon klassen</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">brendan melnyk</span></td>
<td><span class="highlighted-cell" style="background-color:yellow;" title="Used in transformation">edmonton</span></td>
</tr>
</table>
</div>
</div>
<hr/>
<div class="step">
<div class="step-title">Step 3: Use a `CASE` statement to return TRUE if the number of rows is equal to 1, otherwise return FALSE.</div>
<div class="content" id="step-1">
<table>
<tr>
<td>skip</td>
<td>third___vice_skip</td>
<td>second</td>
<td>lead</td>
<td>city</td>
</tr>
<tr>
<td><span class="highlighted-cell" style="background-color:#90EE90;" title="Used in transformation">ted appelman</span></td>
<td><span class="highlighted-cell" style="background-color:#90EE90;" title="Used in transformation">tom appelman</span></td>
<td><span class="highlighted-cell" style="background-color:#90EE90;" title="Used in transformation">bradon klassen</span></td>
<td><span class="highlighted-cell" style="background-color:#90EE90;" title="Used in transformation">brendan melnyk</span></td>
<td><span class="highlighted-cell" style="background-color:#90EE90;" title="Used in transformation">edmonton</span></td>
</tr>
</table>
</div>
</div>
<hr/>

</div>
</div>
<hr/>
</body></html>