The On-Line Encyclopedia of Bongard Problems

Background is a parallelogram vs. background is a triangle.

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	CROSSREFS	`Adjacent-numbered pages: BP189 BP190 BP191 BP192 BP193 * BP195 BP196 BP197 BP198 BP199`
	KEYWORD	`easy, nice, noisy, traditional`
	CONCEPT	`shape_background (info \| search),` `number (info \| search),` `imagined_shape (info \| search),` `imagined_entity (info \| search),` `triangle (info \| search)`
	AUTHOR	`Harry E. Foundalis`

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