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%Hash -> {Company_A} -> { Identifier_1 } -> One or more 'Elements' e +xample (a, b) -> { Identifier_2 } -> One or more 'Elements' e +xample (b, g) -> { Identifier_3 } -> One or more 'Elements' e +xample (c) ... -> {Company_B} -> { Identifier_1 } -> One or more 'Elements' e +xample (a) -> { Identifier_2 } -> One or more 'Elements' e +xample (g) -> { Identifier_3 } -> One or more 'Elements' e +xample (x)
scalar () if more than 1 { ... Company_A a, b, c Company_A b, g, c Company_B a, g, x