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:
Toshihiko Seko
Table title:
Marathons
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> <td class="highlighted"  colspan=1 rowspan=1 > 1978 </td><td class="highlighted"  colspan=1 rowspan=1 > Fukuoka Marathon </td><td colspan=1 rowspan=1 > Fukuoka, Japan </td><td class="highlighted"  colspan=1 rowspan=1 > 1st </td><td class="highlighted"  colspan=1 rowspan=1 > Marathon </td><td colspan=1 rowspan=1 > 2:10:21 </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > 1979 </td><td class="highlighted"  colspan=1 rowspan=1 > Fukuoka Marathon </td><td colspan=1 rowspan=1 > Fukuoka, Japan </td><td class="highlighted"  colspan=1 rowspan=1 > 1st </td><td class="highlighted"  colspan=1 rowspan=1 > Marathon </td><td colspan=1 rowspan=1 > 2:10:35 </td></tr>
<tr> <td colspan=1 rowspan=1 > 1979 </td><td colspan=1 rowspan=1 > Boston Marathon </td><td colspan=1 rowspan=1 > Boston, United States </td><td colspan=1 rowspan=1 > 2nd </td><td colspan=1 rowspan=1 > Marathon </td><td colspan=1 rowspan=1 > 2:10:12 </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > 1980 </td><td class="highlighted"  colspan=1 rowspan=1 > Fukuoka Marathon </td><td colspan=1 rowspan=1 > Fukuoka, Japan </td><td class="highlighted"  colspan=1 rowspan=1 > 1st </td><td class="highlighted"  colspan=1 rowspan=1 > Marathon </td><td colspan=1 rowspan=1 > 2:09:45 </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > 1981 </td><td class="highlighted"  colspan=1 rowspan=1 > Boston Marathon </td><td colspan=1 rowspan=1 > Boston, United States </td><td class="highlighted"  colspan=1 rowspan=1 > 1st </td><td class="highlighted"  colspan=1 rowspan=1 > Marathon </td><td colspan=1 rowspan=1 > 2:09:26 </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=2 > 1983 </td><td colspan=1 rowspan=1 > Tokyo Marathon </td><td colspan=1 rowspan=1 > Tokyo, Japan </td><td colspan=1 rowspan=1 > 1st </td><td colspan=1 rowspan=1 > Marathon </td><td colspan=1 rowspan=1 > 2:08:38 </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > Fukuoka Marathon </td><td colspan=1 rowspan=1 > Fukuoka, Japan </td><td class="highlighted"  colspan=1 rowspan=1 > 1st </td><td class="highlighted"  colspan=1 rowspan=1 > Marathon </td><td colspan=1 rowspan=1 > 2:08:52 </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=2 > 1986 </td><td class="highlighted"  colspan=1 rowspan=1 > London Marathon </td><td colspan=1 rowspan=1 > London, United Kingdom </td><td class="highlighted"  colspan=1 rowspan=1 > 1st </td><td class="highlighted"  colspan=1 rowspan=1 > Marathon </td><td colspan=1 rowspan=1 > 2:10:02 </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > Chicago Marathon </td><td colspan=1 rowspan=1 > Chicago, United States </td><td class="highlighted"  colspan=1 rowspan=1 > 1st </td><td class="highlighted"  colspan=1 rowspan=1 > Marathon </td><td colspan=1 rowspan=1 > 2:08:27 </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > 1987 </td><td class="highlighted"  colspan=1 rowspan=1 > Boston Marathon </td><td colspan=1 rowspan=1 > Boston, United States </td><td class="highlighted"  colspan=1 rowspan=1 > 1st </td><td class="highlighted"  colspan=1 rowspan=1 > Marathon </td><td colspan=1 rowspan=1 > 2:11:50 </td></tr>
<tr> <td colspan=1 rowspan=1 > 1988 </td><td colspan=1 rowspan=1 > Lake Biwa Marathon </td><td colspan=1 rowspan=1 > Ōtsu, Japan </td><td colspan=1 rowspan=1 > 1st </td><td colspan=1 rowspan=1 > Marathon </td><td colspan=1 rowspan=1 > 2:12:41 </td></tr>
</table>
Question:
What are the marathon wins of Seko?
Answer:
Seko's marathon wins include Fukuoka Marathon (1978–1980, 1983), Boston Marathon (1981, 1987), London Marathon (1986) and Chicago Marathon (1986).