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:
British Rail Class 33
Table title:
Preservation
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=1 > 1957 number </th><th colspan=1 rowspan=1 > TOPS number </th><th colspan=1 rowspan=1 > Name </th><th colspan=1 rowspan=1 > Location </th><th colspan=1 rowspan=1 > Current Status </th><th colspan=1 rowspan=1 > Livery </th></tr>
<tr> <td colspan=1 rowspan=1 > D6501 </td><td colspan=1 rowspan=1 > 33002 </td><td colspan=1 rowspan=1 > Sea King </td><td colspan=1 rowspan=1 > South Devon Railway </td><td colspan=1 rowspan=1 > Operational </td><td colspan=1 rowspan=1 > BR Green </td></tr>
<tr> <td colspan=1 rowspan=1 > D6508 </td><td colspan=1 rowspan=1 > 33008 </td><td colspan=1 rowspan=1 > Eastleigh </td><td colspan=1 rowspan=1 > Shillingstone </td><td colspan=1 rowspan=1 > Undergoing Restoration </td><td colspan=1 rowspan=1 > BR Green (Yellow Warning Panels) </td></tr>
<tr> <td colspan=1 rowspan=1 > D6515 </td><td colspan=1 rowspan=1 > 33012 </td><td colspan=1 rowspan=1 > Lt Jenny Lewis RN </td><td colspan=1 rowspan=1 > Swanage Railway </td><td colspan=1 rowspan=1 > Operational and Mainline Certified </td><td colspan=1 rowspan=1 > BR Green (Yellow Warning Panels) </td></tr>
<tr> <td colspan=1 rowspan=1 > D6530 </td><td colspan=1 rowspan=1 > 33018 </td><td colspan=1 rowspan=1 > – </td><td colspan=1 rowspan=1 > Midland Railway - Butterley </td><td colspan=1 rowspan=1 > Undergoing Restoration </td><td colspan=1 rowspan=1 > BR Blue </td></tr>
<tr> <td colspan=1 rowspan=1 > D6534 </td><td colspan=1 rowspan=1 > 33019 </td><td colspan=1 rowspan=1 > Griffon </td><td colspan=1 rowspan=1 > Battlefield Line Railway </td><td colspan=1 rowspan=1 > Operational </td><td colspan=1 rowspan=1 > DCE Grey and Yellow </td></tr>
<tr> <td colspan=1 rowspan=1 > D6539 </td><td colspan=1 rowspan=1 > 33021 </td><td colspan=1 rowspan=1 > Eastleigh </td><td colspan=1 rowspan=1 > Churnet Valley Railway </td><td colspan=1 rowspan=1 > Undergoing Minor Repairs </td><td colspan=1 rowspan=1 > Post Office Red </td></tr>
<tr> <td colspan=1 rowspan=1 > D6543 </td><td colspan=1 rowspan=1 > 33025 </td><td colspan=1 rowspan=1 > Glen Falloch / Sultan </td><td colspan=1 rowspan=1 > Carnforth </td><td colspan=1 rowspan=1 > Under Overhaul </td><td colspan=1 rowspan=1 > West Coast Railways </td></tr>
<tr> <td colspan=1 rowspan=1 > D6547 </td><td class="highlighted"  colspan=1 rowspan=1 > 33029 </td><td colspan=1 rowspan=1 > Glen Loy </td><td colspan=1 rowspan=1 > Southall Railway Centre </td><td class="highlighted"  colspan=1 rowspan=1 > Operational, Mainline Certified </td><td class="highlighted"  colspan=1 rowspan=1 > West Coast Railways </td></tr>
<tr> <td colspan=1 rowspan=1 > D6548 </td><td colspan=1 rowspan=1 > 33030 </td><td colspan=1 rowspan=1 > – </td><td colspan=1 rowspan=1 > Carnforth </td><td colspan=1 rowspan=1 > Stored (spares loco) </td><td colspan=1 rowspan=1 > Direct Rail Services dark blue </td></tr>
<tr> <td colspan=1 rowspan=1 > D6553 </td><td colspan=1 rowspan=1 > 33035 </td><td colspan=1 rowspan=1 > Spitfire </td><td colspan=1 rowspan=1 > Barrow Hill Engine Shed </td><td colspan=1 rowspan=1 > Operational </td><td colspan=1 rowspan=1 > BR Blue </td></tr>
<tr> <td colspan=1 rowspan=1 > D6564 </td><td colspan=1 rowspan=1 > 33046 </td><td colspan=1 rowspan=1 > Merlin </td><td colspan=1 rowspan=1 > East Lancashire Railway </td><td colspan=1 rowspan=1 > Stored (spares Loco) </td><td colspan=1 rowspan=1 > South West Trains blue </td></tr>
<tr> <td colspan=1 rowspan=1 > D6566 </td><td colspan=1 rowspan=1 > 33048 </td><td colspan=1 rowspan=1 > – </td><td colspan=1 rowspan=1 > West Somerset Railway </td><td colspan=1 rowspan=1 > Operational </td><td colspan=1 rowspan=1 > BR Green (Yellow Front) </td></tr>
<tr> <td colspan=1 rowspan=1 > D6570 </td><td colspan=1 rowspan=1 > 33052 </td><td colspan=1 rowspan=1 > Ashford </td><td colspan=1 rowspan=1 > Kent and East Sussex Railway </td><td colspan=1 rowspan=1 > Stored </td><td colspan=1 rowspan=1 > BR Green </td></tr>
<tr> <td colspan=1 rowspan=1 > D6571 </td><td colspan=1 rowspan=1 > 33053 </td><td colspan=1 rowspan=1 > – </td><td colspan=1 rowspan=1 > Mid Hants Railway </td><td colspan=1 rowspan=1 > Operational </td><td colspan=1 rowspan=1 > BR Blue </td></tr>
<tr> <td colspan=1 rowspan=1 > D6575 </td><td colspan=1 rowspan=1 > 33057 </td><td colspan=1 rowspan=1 > Seagull </td><td colspan=1 rowspan=1 > West Somerset Railway </td><td colspan=1 rowspan=1 > Operational </td><td colspan=1 rowspan=1 > BR Green (Yellow Front) </td></tr>
<tr> <td colspan=1 rowspan=1 > D6583 </td><td colspan=1 rowspan=1 > 33063 </td><td colspan=1 rowspan=1 > R.J. Mitchell </td><td colspan=1 rowspan=1 > Spa Valley Railway </td><td colspan=1 rowspan=1 > Operational </td><td colspan=1 rowspan=1 > Railfreight Mainline Sector </td></tr>
<tr> <td colspan=1 rowspan=1 > D6585 </td><td colspan=1 rowspan=1 > 33065 </td><td colspan=1 rowspan=1 > Sealion </td><td colspan=1 rowspan=1 > Spa Valley Railway </td><td colspan=1 rowspan=1 > Undergoing heavy overhaul </td><td colspan=1 rowspan=1 > BR Blue </td></tr>
<tr> <td colspan=1 rowspan=1 > D6513 </td><td colspan=1 rowspan=1 > 33102 </td><td colspan=1 rowspan=1 > Sophie </td><td colspan=1 rowspan=1 > Churnet Valley Railway </td><td colspan=1 rowspan=1 > Operational </td><td colspan=1 rowspan=1 > BR Blue </td></tr>
<tr> <td colspan=1 rowspan=1 > D6514 </td><td colspan=1 rowspan=1 > 33103 </td><td colspan=1 rowspan=1 > Swordfish </td><td colspan=1 rowspan=1 > Ecclesbourne Valley Railway </td><td colspan=1 rowspan=1 > Operational </td><td colspan=1 rowspan=1 > BR Blue </td></tr>
<tr> <td colspan=1 rowspan=1 > D6521 </td><td colspan=1 rowspan=1 > 33108 </td><td colspan=1 rowspan=1 > Vampire </td><td colspan=1 rowspan=1 > Severn Valley Railway </td><td colspan=1 rowspan=1 > Operational </td><td colspan=1 rowspan=1 > BR Blue </td></tr>
<tr> <td colspan=1 rowspan=1 > D6525 </td><td colspan=1 rowspan=1 > 33109 </td><td colspan=1 rowspan=1 > Captain Bill Smith RNR </td><td colspan=1 rowspan=1 > East Lancashire Railway </td><td colspan=1 rowspan=1 > Operational </td><td colspan=1 rowspan=1 > BR Blue </td></tr>
<tr> <td colspan=1 rowspan=1 > D6527 </td><td colspan=1 rowspan=1 > 33110 </td><td colspan=1 rowspan=1 > – </td><td colspan=1 rowspan=1 > Bodmin and Wenford Railway </td><td colspan=1 rowspan=1 > Operational </td><td colspan=1 rowspan=1 > Departmental grey </td></tr>
<tr> <td colspan=1 rowspan=1 > D6528 </td><td colspan=1 rowspan=1 > 33111 </td><td colspan=1 rowspan=1 > – </td><td colspan=1 rowspan=1 > Swanage Railway </td><td colspan=1 rowspan=1 > Operational </td><td colspan=1 rowspan=1 > BR Blue </td></tr>
<tr> <td colspan=1 rowspan=1 > D6535 </td><td colspan=1 rowspan=1 > 33116 </td><td colspan=1 rowspan=1 > Hertfordshire Rail Tours </td><td colspan=1 rowspan=1 > Great Central Railway </td><td colspan=1 rowspan=1 > Operational </td><td colspan=1 rowspan=1 > BR Blue </td></tr>
<tr> <td colspan=1 rowspan=1 > D6536 </td><td colspan=1 rowspan=1 > 33117 </td><td colspan=1 rowspan=1 > – </td><td colspan=1 rowspan=1 > East Lancashire Railway </td><td colspan=1 rowspan=1 > Undergoing Repairs </td><td colspan=1 rowspan=1 > BR Blue </td></tr>
<tr> <td colspan=1 rowspan=1 > D6586 </td><td colspan=1 rowspan=1 > 33201 </td><td colspan=1 rowspan=1 > – </td><td colspan=1 rowspan=1 > Spa Valley Railway </td><td colspan=1 rowspan=1 > Operational </td><td colspan=1 rowspan=1 > BR Blue (Full Yellow Ends) </td></tr>
<tr> <td colspan=1 rowspan=1 > D6587 </td><td colspan=1 rowspan=1 > 33202 </td><td colspan=1 rowspan=1 > Dennis G. Robinson </td><td colspan=1 rowspan=1 > Mid Hants Railway </td><td colspan=1 rowspan=1 > Operational </td><td colspan=1 rowspan=1 > BR Blue </td></tr>
<tr> <td colspan=1 rowspan=1 > D6592 </td><td class="highlighted"  colspan=1 rowspan=1 > 33207 </td><td colspan=1 rowspan=1 > Jim Martin </td><td colspan=1 rowspan=1 > Southall Railway Centre </td><td class="highlighted"  colspan=1 rowspan=1 > Operational, Mainline Certified </td><td class="highlighted"  colspan=1 rowspan=1 > West Coast Railways </td></tr>
<tr> <td colspan=1 rowspan=1 > D6593 </td><td colspan=1 rowspan=1 > 33208 </td><td colspan=1 rowspan=1 > – </td><td colspan=1 rowspan=1 > Battlefield Line Railway </td><td colspan=1 rowspan=1 > Undergoing Repairs </td><td colspan=1 rowspan=1 > BR Green (Yellow Warning Panels) </td></tr>
</table>
Question:
What trains have operational and mainline certified status?
Answer:
33029 and 33207 are in services with company West Coast Railways.