Dear all This is not finished and I'm afraid being the deadline on the 18th Apr. won't be It is quite a complex project and should be done by someone closer to SSAC But at Rafik's advice, I'm sharing it below https://docs.google.com/document/d/1jwK6ik8VgMjM26QUFcSmA0y9hBASmxMAGupnvvDSe2A/edit?usp=sharing Best, Renata