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:
Katarzyna Kowalska
Table title:
Achievements
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=1 > Year </th><th colspan=1 rowspan=1 > Competition </th><th colspan=1 rowspan=1 > Venue </th><th colspan=1 rowspan=1 > Position </th><th colspan=1 rowspan=1 > Event </th><th colspan=1 rowspan=1 > Notes </th></tr>
<tr> <th colspan=6 rowspan=1 > Representing Poland </th></tr>
<tr> <td colspan=1 rowspan=1 > 2004 </td><td colspan=1 rowspan=1 > World Junior Championships </td><td colspan=1 rowspan=1 > Grosseto, Italy </td><td colspan=1 rowspan=1 > 15th (heats) </td><td colspan=1 rowspan=1 > 3000 m st. </td><td colspan=1 rowspan=1 > 10:35.22 </td></tr>
<tr> <td colspan=1 rowspan=1 > 2005 </td><td colspan=1 rowspan=1 > European U23 Championships </td><td colspan=1 rowspan=1 > Erfurt, Germany </td><td colspan=1 rowspan=1 > 1st </td><td colspan=1 rowspan=1 > 3000 m st. </td><td colspan=1 rowspan=1 > 9:54.17 </td></tr>
<tr> <td colspan=1 rowspan=5 > 2006 </td><td colspan=1 rowspan=1 > European Cup </td><td colspan=1 rowspan=1 > Málaga, Spain </td><td colspan=1 rowspan=1 > 3rd </td><td colspan=1 rowspan=1 > 3000 m st. </td><td colspan=1 rowspan=1 > 9:56.10 </td></tr>
<tr> <td colspan=1 rowspan=1 > European Championships </td><td colspan=1 rowspan=1 > Gothenburg, Sweden </td><td colspan=1 rowspan=1 > 9th </td><td colspan=1 rowspan=1 > 3000 m st. </td><td colspan=1 rowspan=1 > 9:42.89 </td></tr>
<tr> <td colspan=1 rowspan=1 > IAAF World Cup </td><td colspan=1 rowspan=1 > Athens, Greece </td><td colspan=1 rowspan=1 > 8th </td><td colspan=1 rowspan=1 > 5000 m </td><td colspan=1 rowspan=1 > 16:18.35 </td></tr>
<tr> <td colspan=1 rowspan=2 > European Cross Country Championships </td><td colspan=1 rowspan=2 > San Giorgio su Legnano, Italy </td><td colspan=1 rowspan=1 > 9th </td><td colspan=1 rowspan=1 > U23 race (5.975 km) </td><td colspan=1 rowspan=1 > 19:24 </td></tr>
<tr> <td colspan=1 rowspan=1 > 2nd </td><td colspan=1 rowspan=1 > U23 race - Team </td><td colspan=1 rowspan=1 > 65 pts </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=5 > 2007 </td><td class="highlighted"  colspan=1 rowspan=1 > European Cup </td><td colspan=1 rowspan=1 > Munich, Germany </td><td class="highlighted"  colspan=1 rowspan=1 > 1st </td><td colspan=1 rowspan=1 > 3000 m st </td><td colspan=1 rowspan=1 > 9:45.35 </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > European U23 Championships </td><td colspan=1 rowspan=1 > Debrecen, Hungary </td><td class="highlighted"  colspan=1 rowspan=1 > 1st </td><td colspan=1 rowspan=1 > 3000 m st. </td><td class="highlighted"  colspan=1 rowspan=1 > 9:39.40 </td></tr>
<tr> <td colspan=1 rowspan=1 > World Championships </td><td colspan=1 rowspan=1 > Osaka, Japan </td><td colspan=1 rowspan=1 > 29th (heats) </td><td colspan=1 rowspan=1 > 3000 m st. </td><td colspan=1 rowspan=1 > 9:58.74 </td></tr>
<tr> <td colspan=1 rowspan=2 > European Cross Country Championships </td><td colspan=1 rowspan=2 > Toro, Spain </td><td colspan=1 rowspan=1 > 3rd </td><td colspan=1 rowspan=1 > U23 race (6.7 km) </td><td colspan=1 rowspan=1 > 22:44 </td></tr>
<tr> <td colspan=1 rowspan=1 > 3rd </td><td colspan=1 rowspan=1 > U23 race - Team </td><td colspan=1 rowspan=1 > 58 pts </td></tr>
<tr> <td colspan=1 rowspan=1 > 2008 </td><td colspan=1 rowspan=1 > Olympic Games </td><td colspan=1 rowspan=1 > Beijing, China </td><td colspan=1 rowspan=1 > 33rd (heats) </td><td colspan=1 rowspan=1 > 3000 m st. </td><td colspan=1 rowspan=1 > 9:47.02 </td></tr>
<tr> <td colspan=1 rowspan=3 > 2009 </td><td colspan=1 rowspan=1 > World Championships </td><td colspan=1 rowspan=1 > Berlin, Germany </td><td colspan=1 rowspan=1 > 12th </td><td colspan=1 rowspan=1 > 3000 m st. </td><td colspan=1 rowspan=1 > 9:30.37 </td></tr>
<tr> <td colspan=1 rowspan=1 > World Athletics Final </td><td colspan=1 rowspan=1 > Thessaloniki, Greece </td><td colspan=1 rowspan=1 > 8th </td><td colspan=1 rowspan=1 > 3000 m st. </td><td colspan=1 rowspan=1 > 9:37.86 </td></tr>
<tr> <td colspan=1 rowspan=1 > European Team Championships </td><td colspan=1 rowspan=1 > Leiria, Portugal </td><td colspan=1 rowspan=1 > 8th </td><td colspan=1 rowspan=1 > 3000 m st. </td><td colspan=1 rowspan=1 > 9:58.54 </td></tr>
<tr> <td colspan=1 rowspan=3 > 2010 </td><td colspan=1 rowspan=1 > World Cross Country Championships </td><td colspan=1 rowspan=1 > Bydgoszcz, Poland </td><td colspan=1 rowspan=1 > 36th </td><td colspan=1 rowspan=1 > Senior race (7.759 km) </td><td colspan=1 rowspan=1 > 26:45 </td></tr>
<tr> <td colspan=1 rowspan=1 > European Championships </td><td colspan=1 rowspan=1 > Barcelona, Spain </td><td colspan=1 rowspan=1 > 10th </td><td colspan=1 rowspan=1 > 3000 m st. </td><td colspan=1 rowspan=1 > 9:42.47 </td></tr>
<tr> <td colspan=1 rowspan=1 > European Team Championships </td><td colspan=1 rowspan=1 > Bergen, Norway </td><td colspan=1 rowspan=1 > 3rd </td><td colspan=1 rowspan=1 > 3000 m st. </td><td colspan=1 rowspan=1 > 9:43.40 </td></tr>
<tr> <td colspan=1 rowspan=1 > 2012 </td><td colspan=1 rowspan=1 > Olympic Games </td><td colspan=1 rowspan=1 > London, Great Britain </td><td colspan=1 rowspan=1 > 30th (heats) </td><td colspan=1 rowspan=1 > 3000 m st. </td><td colspan=1 rowspan=1 > 9:48.60 </td></tr>
<tr> <td colspan=1 rowspan=1 > 2013 </td><td colspan=1 rowspan=1 > World Championships </td><td colspan=1 rowspan=1 > Moscow, Russia </td><td colspan=1 rowspan=1 > 10h2 </td><td colspan=1 rowspan=1 > 3000 m st. </td><td colspan=1 rowspan=1 > 9:44.12 </td></tr>
<tr> <td colspan=1 rowspan=1 > 2013 </td><td colspan=1 rowspan=1 > European Team Championships </td><td colspan=1 rowspan=1 > Gateshead, Great Britain </td><td colspan=1 rowspan=1 > 11th </td><td colspan=1 rowspan=1 > 3000 m st. </td><td colspan=1 rowspan=1 > 10:11.26 </td></tr>
<tr> <td colspan=1 rowspan=1 > 2014 </td><td colspan=1 rowspan=1 > European Championships </td><td colspan=1 rowspan=1 > Zurich, Switzerland </td><td colspan=1 rowspan=1 > 7th </td><td colspan=1 rowspan=1 > 3000 m st. </td><td colspan=1 rowspan=1 > 9:43.09 </td></tr>
<tr> <td colspan=1 rowspan=1 > 2014 </td><td colspan=1 rowspan=1 > European Team Championships </td><td colspan=1 rowspan=1 > Braunschweig, Germany </td><td colspan=1 rowspan=1 > 3rd </td><td colspan=1 rowspan=1 > 3000 m st. </td><td colspan=1 rowspan=1 > 9:41.78 </td></tr>
<tr> <td colspan=1 rowspan=1 > 2015 </td><td colspan=1 rowspan=1 > European Team Championships </td><td colspan=1 rowspan=1 > Cheboksary, Russia </td><td colspan=1 rowspan=1 > 6th </td><td colspan=1 rowspan=1 > 3000 m st. </td><td colspan=1 rowspan=1 > 10:03.44 </td></tr>
<tr> <td colspan=1 rowspan=1 > 2016 </td><td colspan=1 rowspan=1 > Olympic Games </td><td colspan=1 rowspan=1 > Rio de Janeiro, Brazil </td><td colspan=1 rowspan=1 > DNF </td><td colspan=1 rowspan=1 > Marathon </td><td colspan=1 rowspan=1 > DNF </td></tr>
<tr> <td colspan=1 rowspan=1 > 2018 </td><td colspan=1 rowspan=1 > European Championships </td><td colspan=1 rowspan=1 > Berlin, Germany </td><td colspan=1 rowspan=1 > 29th (h) </td><td colspan=1 rowspan=1 > 3000 m st. </td><td colspan=1 rowspan=1 > 9:54.83 </td></tr>
</table>
Question:
How did Katarzyna Kowalska perform at the 2007 European Cup and European U23 Championships?
Answer:
Katarzyna Kowalska won the gold medal at the 2007 European Cup and retained her title at the 2007 European U23 Championships.