Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Proceed to Quarter-final | Match points | Aggregate score | Points margin | Eliminated from competition |
| --- | --- | --- | --- | --- |
| London Wasps | 4 – 0 | 72 – 29 | 43.0 | NEC Harlequins |
| Stade Français | 4 – 0 | 55 – 12 | 43.0 | Bordeaux-Bègles |
| Saracens | 4 – 0 | 46 – 25 | 21.0 | Colomiers |
| Montauban | 4 – 0 | 31 – 22 | 9.0 | Borders |
| Pontypridd | 3 – 1 | 56 – 42 | 14.0 | Leeds Tykes |
| Bath | 2 – 2 | 64 – 38 | 26.0 | Bridgend |
| Newcastle Falcons | 2 – 2 | 43 – 32 | 11.0 | Benetton Treviso |
Question:
Who proceeded to the quarter finals with a points margin of 21?
Answer:
Saracens