The On-Line Encyclopedia of Bongard Problems

Stem grows upward (against "gravity") vs. stem grows downward ("gravity" wins).

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	CROSSREFS	`Adjacent-numbered pages: BP401 BP402 BP403 BP404 BP405 * BP407 BP408 BP409 BP410 BP411`
	KEYWORD	`traditional`
	AUTHOR	`Hans Welling`

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