Assertion: molten lava | /r/CapableOf | form a lava fall
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Source sentences:
text: The molten lava flowed more than 4,000 m (13,000 ft) to the north-east of the fissure and into Hrunagil canyon, forming a lava fall more than 200 m (660 ft) long and slowly approaching Þórsmörk, but had not yet reached the flood plains of Krossá.