Could this work? 6N to 8Nations

If they expand to 8 Nations, adding Georgia and Spain. Two pools of 4, but you play the 4 teams in other pool, meaning you would play 4 games, 2 home and 2 away.

- The you play semi's against 1 and 2 in same pool, 3 and 4 also plays for plate comp

- Final's weekend everybody will play; these results would determine next year's draw

- last placed team will play two match series against Europe champion for relegation

- Rest week between pool games and play offs

- 6 tests, 7 weeks

Could this work?