AIMS_BD_IATI.WebAPI.Controllers.IATIImportController.GetMatchedProjects C# (CSharp) Method

        private static IEnumerable<iatiactivity> GetMatchedProjects(List<iatiactivity> relevantActivies, List<iatiactivity> AimsProjects)
        {
            Sessions.CurrentStage = Stage.MatchProjects;

            var q = from i in relevantActivies
                    let isHierarchy2 = i.hierarchy == 2
                    from a in AimsProjects.Where(k => i.OriginalIatiIdentifier==k.OriginalIatiIdentifier)
                    orderby i.IatiIdentifier

                    select i;

            return q;
        }