Garoutte....Family relationship Please Help

GAROUTTE...To anyone who can help please-----
If Miss B married Mr W and has a family.Mr W
later died..Then Miss B married Mr M. who was the Uncle of Mr W.. and they had a family...how are those children related..half brothers and sisters plus????? I am thouroughly confused and I sure hope someone can help me..(These are all in the Garoutte Family and this is a legitimate question.).Thanks for any help I recieve.get in touch atbeavera@shaw.ca