Complex sentence: Mr. Griffiths was also part of a Squire Patton Boggs team in London UK were retained by the Government of St.Lucia to support a claim of immunity by one of the St. Lucian Government's diplomats in the United Kingdom.
Split into simpler sentences: Mr. Griffiths was also part of a Squire Patton Boggs team in London UK. The team was retained by the Government of St.Lucia to support a claim of immunity by one of the St. Lucian Government's diplomats in the United Kingdom.