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:
Copán
Table title:
Rulers
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=1 > Name (or nickname) </th><th colspan=1 rowspan=1 > Ruled </th><th colspan=1 rowspan=1 > Dynastic succession no. </th><th colspan=1 rowspan=1 > Alternative names </th></tr>
<tr> <td colspan=1 rowspan=1 > K'inich Yax K'uk' Mo' </td><td colspan=1 rowspan=1 > 426 – c. 437 </td><td colspan=1 rowspan=1 > 1 </td><td colspan=1 rowspan=1 > Great-Sun First Quetzal Macaw </td></tr>
<tr> <td colspan=1 rowspan=1 > K'inich Popol Hol </td><td colspan=1 rowspan=1 > c. 437 </td><td colspan=1 rowspan=1 > 2 </td><td colspan=1 rowspan=1 > Great-Sun </td></tr>
<tr> <td colspan=1 rowspan=1 > name unknown </td><td colspan=1 rowspan=1 > c. 455 </td><td colspan=1 rowspan=1 > 3 </td><td colspan=1 rowspan=1 > Ruler 3 </td></tr>
<tr> <td colspan=1 rowspan=1 > Ku Ix </td><td colspan=1 rowspan=1 > c. 465 </td><td colspan=1 rowspan=1 > 4 </td><td colspan=1 rowspan=1 > K'altuun Hix, Tuun K'ab' Hix </td></tr>
<tr> <td colspan=1 rowspan=1 > name unknown </td><td colspan=1 rowspan=1 > c. 476 </td><td colspan=1 rowspan=1 > 5 </td><td colspan=1 rowspan=1 > Ruler 5 </td></tr>
<tr> <td colspan=1 rowspan=1 > Muyal Jol </td><td colspan=1 rowspan=1 > c. 485 </td><td colspan=1 rowspan=1 > 6 </td><td colspan=1 rowspan=1 > Ruler 6 </td></tr>
<tr> <td colspan=1 rowspan=1 > B'alam Nehn </td><td colspan=1 rowspan=1 > 504–544 </td><td colspan=1 rowspan=1 > 7 </td><td colspan=1 rowspan=1 > Jaguar Mirror; Waterlily-Jaguar </td></tr>
<tr> <td colspan=1 rowspan=1 > Wil Ohl K'inich </td><td colspan=1 rowspan=1 > 532–551 </td><td colspan=1 rowspan=1 > 8 </td><td colspan=1 rowspan=1 > Ruler 8; Head on Earth </td></tr>
<tr> <td colspan=1 rowspan=1 > Sak-Lu </td><td colspan=1 rowspan=1 > 551–553 </td><td colspan=1 rowspan=1 > 9 </td><td colspan=1 rowspan=1 > Ruler 9 </td></tr>
<tr> <td colspan=1 rowspan=1 > Tzi-B'alam </td><td colspan=1 rowspan=1 > 553–578 </td><td colspan=1 rowspan=1 > 10 </td><td colspan=1 rowspan=1 > Moon Jaguar </td></tr>
<tr> <td colspan=1 rowspan=1 > K'ak' Chan Yopaat </td><td colspan=1 rowspan=1 > 578–628 </td><td colspan=1 rowspan=1 > 11 </td><td colspan=1 rowspan=1 > B'utz' Chan; Smoke Serpent </td></tr>
<tr> <td colspan=1 rowspan=1 > Chan Imix K'awiil </td><td colspan=1 rowspan=1 > 628–695 </td><td colspan=1 rowspan=1 > 12 </td><td colspan=1 rowspan=1 > Smoke Jaguar; Smoke Imix </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > Uaxaclajuun Ub'aah K'awiil </td><td class="highlighted"  colspan=1 rowspan=1 > 695–738 </td><td colspan=1 rowspan=1 > 13 </td><td colspan=1 rowspan=1 > 18 Rabbit </td></tr>
<tr> <td colspan=1 rowspan=1 > Ajaw K'ak' Joplaj Chan K'awiil </td><td colspan=1 rowspan=1 > 738–749 </td><td colspan=1 rowspan=1 > 14 </td><td colspan=1 rowspan=1 > Smoke Monkey </td></tr>
<tr> <td colspan=1 rowspan=1 > Ajaw K'ak' Yipyaj Chan K'awiil </td><td colspan=1 rowspan=1 > 749–763 </td><td colspan=1 rowspan=1 > 15 </td><td colspan=1 rowspan=1 > Smoke Shell; Smoke Squirrel </td></tr>
<tr> <td colspan=1 rowspan=1 > Yax Pasaj Chan Yopaat </td><td colspan=1 rowspan=1 > 763 – after 810 </td><td colspan=1 rowspan=1 > 16 </td><td colspan=1 rowspan=1 > Yax Pac </td></tr>
<tr> <td colspan=1 rowspan=1 > Ukit Took </td><td colspan=1 rowspan=1 > 822 </td><td colspan=1 rowspan=1 > 17? </td><td colspan=1 rowspan=1 > – </td></tr>
</table>
Question:
Who was Uaxaclajuun Ub'aah untill 738?
Answer:
Uaxaclajuun Ub'aah K'awiil was the king in Copán untill 738.