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["Example cascading list column","GetSplitExample - Level 1","GetSplitExample - Level 2","GetSplitExample - Level 3"]
["Top Level 1 | Option A | Sub-category i",{"$f":"GetSplit(A2,\" | \",1)","v":"Top Level 1"},{"$f":"GetSplit(A2,\" | \",2)","v":"Option A"},{"$f":"GetSplit(A2,\" | \",3)","v":"Sub-category i"}]
["Top Level 2 | Option B | Sub-category ii",{"$f":"GetSplit(A3,\" | \",1)","v":"Top Level 2"},{"$f":"GetSplit(A3,\" | \",2)","v":"Option B"},{"$f":"GetSplit(A3,\" | \",3)","v":"Sub-category ii"}]