//건축물의 구조기준 등에 관한 규칙 35조 (개구부) 1항 1호
Check(RSSB_35_1_1){
        KS
}
KS{
	Wall myWall1{
	isObjectProperty(Wall.isRightAngleCrossingWall) = TRUE
	isInstalled(Wall, Floor.One) = TRUE
	}
	Wall myWall2{
	isPartitioned(Wall, , myWall1) = TRUE
	}
	WL = getObjectWidth(myWall2)
	OW = getObjectWidth(myOpening)
	Opening myOpening{
	isInstalled(Opening, Wall) = TRUE
	}
	Sum(OW) <= WL * 1/2
} 

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