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:
C. W. Martin
Table title:
Football
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=1 > Year </th><th colspan=1 rowspan=1 > Team </th><th colspan=1 rowspan=1 > Overall </th><th colspan=1 rowspan=1 > Conference </th><th colspan=1 rowspan=1 > Standing </th><th colspan=1 rowspan=1 > Bowl/playoffs </th></tr>
<tr> <td class="highlighted"  colspan=9 rowspan=1 > North Carolina Tar Heels (South Atlantic Intercollegiate Athletic Association) (1912) </td></tr>
<tr> <td colspan=1 rowspan=1 > 1912 </td><td colspan=1 rowspan=1 > North Carolina </td><td colspan=1 rowspan=1 > 3–4–1 </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=2 rowspan=1 > North Carolina: </td><td class="highlighted"  colspan=1 rowspan=1 > 3–4–1 </td><td colspan=1 rowspan=1 >  </td><td colspan=5 rowspan=1 >  </td></tr>
<tr> <td colspan=2 rowspan=1 > Total: </td><td colspan=1 rowspan=1 > 3–4–1 </td><td colspan=7 rowspan=1 >  </td></tr>
</table>
Question:
How long did C. W. Martin serve as coach for North Carolina, what were the years, and what was his overall record?
Answer:
C. W. Martin served at the University of North Carolina for one season in 1912, compiling a record of 3–4–1.