Assertion: ragwort | /r/HasProperty | five injurious weeds
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Source sentences:
text: Ragwort is among five injurious weeds – common ragwort, spear thistle, creeping or field thistle, broad-leaved dock and curled dock – that are listed in the Weeds Act 1959, which requires landowners to ‘take such action as may be necessary to prevent the weeds from spreading’.