Start Level 1 Node: Supplier Relationship ManagementSupplier Relationship ManagementEnd Level 1 Node: Supplier Relationship Management
   Start Level 2 Node: Procurement for Public Sector GeneralProcurement for Public Sector GeneralEnd Level 2 Node: Procurement for Public Sector General
   Start Level 2 Node: SRM in GeneralSRM in GeneralEnd Level 2 Node: SRM in General
   Start Level 2 Node: E-Procurement (>= SRM 5.0)E-Procurement (>= SRM 5.0)End Level 2 Node: E-Procurement (>= SRM 5.0)
   Start Level 2 Node: E-Procurement (<= SRM 4.0)E-Procurement (<= SRM 4.0)End Level 2 Node: E-Procurement (<= SRM 4.0)
   Start Level 2 Node: Shopping CartShopping CartEnd Level 2 Node: Shopping Cart
   Start Level 2 Node: Contract ManagementContract ManagementEnd Level 2 Node: Contract Management
   Start Level 2 Node: Bidding EngineBidding EngineEnd Level 2 Node: Bidding Engine
   Start Level 2 Node: Live Auction CockpitLive Auction CockpitEnd Level 2 Node: Live Auction Cockpit
   Start Level 2 Node: Local Master Data AlignmentLocal Master Data AlignmentEnd Level 2 Node: Local Master Data Alignment
   Start Level 2 Node: Spend AnalysisSpend AnalysisEnd Level 2 Node: Spend Analysis
   Start Level 2 Node: Supplier Self-ServicesSupplier Self-ServicesEnd Level 2 Node: Supplier Self-Services
   Start Level 2 Node: Supplier PortalSupplier PortalEnd Level 2 Node: Supplier Portal
   Start Level 2 Node: Supplier EvaluationSupplier EvaluationEnd Level 2 Node: Supplier Evaluation
   Start Level 2 Node: D&B Vendor Analysis for SAP BWD&B Vendor Analysis for SAP BWEnd Level 2 Node: D&B Vendor Analysis for SAP BW
   Start Level 2 Node: Analytic CompositesAnalytic CompositesEnd Level 2 Node: Analytic Composites