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Fig. 6.


Distributions of the [WR] type CSPN over the subtype. The sample “Pure” exclude objects with imprecise classification (e.g. [WC 5–6]). The sample “All” includes these objects with the criteria: an object with classification [WC 5–6], adds 0.5 to the frequency of [WC 5] and adds 0.5 to the frequency of [WC 6].

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