Please read the following table in HTML format from a webpage and then answer the question in detail according to the table. Each table cell is defined by a <td> and a </td> tag. Each table row starts with a <tr> and ends with a </tr> tag. 'rowspan=m' and 'colspan=n' represents a cell spaning over 'm' rows and 'n' columns.

Webpage title:
League of Legends Champions Korea
Table title:
Past seasons
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=2 > Year </th><th colspan=1 rowspan=2 > Split </th><th colspan=1 rowspan=2 > 1st </th><th colspan=1 rowspan=2 > 2nd </th><th colspan=1 rowspan=2 > 3rd </th><th colspan=1 rowspan=2 > 4th </th><th colspan=3 rowspan=1 > Qualified for WC </th></tr>
<tr> <th colspan=1 rowspan=1 > Seed 1 </th><th colspan=1 rowspan=1 > Seed 2 </th><th colspan=1 rowspan=1 > Seed 3 </th></tr>
<tr> <th colspan=1 rowspan=2 > 2012 </th><td colspan=1 rowspan=1 > Spring </td><td colspan=1 rowspan=1 > MiG Blaze </td><td colspan=1 rowspan=1 > MiG Frost </td><td colspan=1 rowspan=1 > Xenics Storm </td><td colspan=1 rowspan=1 > Team OP </td><td colspan=1 rowspan=2 > Azubu Frost </td><td colspan=1 rowspan=2 > Najin Sword </td><td colspan=1 rowspan=2 > N/A </td></tr>
<tr> <td colspan=1 rowspan=1 > Summer </td><td colspan=1 rowspan=1 > CLG Europe </td><td colspan=1 rowspan=1 > Azubu Blaze </td></tr>
<tr> <th colspan=1 rowspan=3 > 2013 </th><td colspan=1 rowspan=1 > Winter </td><td colspan=1 rowspan=1 > Najin Sword </td><td colspan=1 rowspan=1 > Azubu Frost </td><td colspan=1 rowspan=1 > KT Rolster B </td><td colspan=1 rowspan=1 > Azubu Blaze </td><td colspan=1 rowspan=3 > NaJin Black Sword </td><td colspan=1 rowspan=3 > Samsung Ozone (MVP Ozone) </td><td colspan=1 rowspan=3 > SK Telecom T1 K </td></tr>
<tr> <td colspan=1 rowspan=1 > Spring </td><td colspan=1 rowspan=1 > MVP Ozone </td><td colspan=1 rowspan=1 > CJ Entus Blaze </td><td colspan=1 rowspan=1 > SK Telecom T1 2 </td><td colspan=1 rowspan=1 > CJ Entus Frost </td></tr>
<tr> <td colspan=1 rowspan=1 > Summer </td><td colspan=1 rowspan=1 > KT Rolster Bullets </td><td colspan=1 rowspan=1 > MVP Ozone </td><td colspan=1 rowspan=1 > CJ Entus Frost </td></tr>
<tr> <th colspan=1 rowspan=3 > 2014 </th><td colspan=1 rowspan=1 > Winter </td><td colspan=1 rowspan=1 > SK Telecom T1 K </td><td colspan=1 rowspan=1 > Samsung Galaxy Ozone </td><td colspan=1 rowspan=1 > KT Rolster Bullets </td><td colspan=1 rowspan=1 > Najin White Shield </td><td colspan=1 rowspan=3 > Samsung Galaxy Blue </td><td colspan=1 rowspan=3 > Samsung Galaxy White </td><td colspan=1 rowspan=3 > Najin White Shield </td></tr>
<tr> <td colspan=1 rowspan=1 > Spring </td><td colspan=1 rowspan=1 > Samsung Galaxy Ozone </td><td colspan=1 rowspan=1 > CJ Entus Blaze </td></tr>
<tr> <td colspan=1 rowspan=1 > Summer </td><td colspan=1 rowspan=1 > KT Rolster Arrows </td><td colspan=1 rowspan=1 > SK Telecom T1 S </td></tr>
<tr> <th colspan=1 rowspan=2 > 2015 </th><td colspan=1 rowspan=1 > Spring </td><td colspan=1 rowspan=1 > SK Telecom T1 </td><td colspan=1 rowspan=1 > GE Tigers </td><td colspan=1 rowspan=1 > CJ Entus </td><td colspan=1 rowspan=1 > Jin Air Green Wings </td><td colspan=1 rowspan=2 > SK Telecom T1 </td><td colspan=1 rowspan=2 > KOO Tigers </td><td colspan=1 rowspan=2 > KT Rolster </td></tr>
<tr> <td colspan=1 rowspan=1 > Summer </td><td colspan=1 rowspan=1 > CJ Entus </td></tr>
<tr> <th colspan=1 rowspan=2 > 2016 </th><td colspan=1 rowspan=1 > Spring </td><td colspan=1 rowspan=1 > SK Telecom T1 </td><td colspan=1 rowspan=1 > ROX Tigers </td><td colspan=1 rowspan=1 > KT Rolster </td><td colspan=1 rowspan=1 > Jin Air Green Wings </td><td colspan=1 rowspan=2 > ROX Tigers </td><td colspan=1 rowspan=2 > SK Telecom T1 </td><td colspan=1 rowspan=2 > Samsung Galaxy </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > Summer </td><td class="highlighted"  colspan=1 rowspan=1 > KT Rolster </td></tr>
<tr> <th colspan=1 rowspan=2 > 2017 </th><td colspan=1 rowspan=1 > Spring </td><td colspan=1 rowspan=1 > SK Telecom T1 </td><td colspan=1 rowspan=1 > KT Rolster </td><td colspan=1 rowspan=1 > Samsung Galaxy </td><td colspan=1 rowspan=1 > Team MVP </td><td colspan=1 rowspan=2 > Longzhu Gaming </td><td colspan=1 rowspan=2 > SK Telecom T1 </td><td colspan=1 rowspan=2 > Samsung Galaxy </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > Summer </td><td class="highlighted"  colspan=1 rowspan=1 > KT Rolster </td></tr>
<tr> <th colspan=1 rowspan=2 > 2018 </th><td colspan=1 rowspan=1 > Spring </td><td colspan=1 rowspan=1 > Kingzone DragonX </td><td colspan=1 rowspan=1 > Afreeca Freecs </td><td colspan=1 rowspan=1 > KT Rolster </td><td colspan=1 rowspan=1 > SK Telecom T1 </td><td colspan=1 rowspan=2 > KT Rolster </td><td colspan=1 rowspan=2 > Afreeca Freecs </td><td colspan=1 rowspan=2 > Gen.G Esports </td></tr>
<tr> <td colspan=1 rowspan=1 > Summer </td><td colspan=1 rowspan=1 > Griffin </td><td colspan=1 rowspan=1 > Kingzone DragonX </td></tr>
<tr> <th colspan=1 rowspan=2 > 2019 </th><td colspan=1 rowspan=1 > Spring </td><td colspan=1 rowspan=1 > SK Telecom T1 </td><td colspan=1 rowspan=1 > Griffin </td><td colspan=1 rowspan=1 > Kingzone DragonX </td><td colspan=1 rowspan=1 > DAMWON Gaming </td><td colspan=1 rowspan=2 >  </td><td colspan=1 rowspan=2 >  </td><td colspan=1 rowspan=2 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > Summer </td></tr>
</table>
Question:
Who won the LCK Summer championship in 2016-2017?
Answer:
KT Rolster won the LCK Summer championship.