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:
Dominic Lewis
Table title:
Awards and nominations
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=1 > Year </th><th colspan=1 rowspan=1 > Nominee / work </th><th colspan=1 rowspan=1 > Award </th><th colspan=1 rowspan=1 > Result </th></tr>
<tr> <td colspan=1 rowspan=1 > 2014 </td><td colspan=1 rowspan=1 > Free Birds </td><td colspan=1 rowspan=1 > Annie Award for Outstanding Achievement in Music in an Animated Feature Production </td><td colspan=1 rowspan=1 > Nominated </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > 2015 </td><td class="highlighted"  colspan=1 rowspan=1 > Spooks: The Greater Good </td><td class="highlighted"  colspan=1 rowspan=1 > World Soundtrack Award for Discovery of the Year </td><td class="highlighted"  colspan=1 rowspan=1 > Nominated </td></tr>
</table>
Question:
Why and what was Dominic Lewis nominated in 2015?
Answer:
In 2015, Dominic Lewis was nominated for the World Soundtrack Award for Discovery of the Year for the film Spooks: The Greater Good.