Assertion: sand dollar's foot | /r/HasProperty | 1,635 metres
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Source sentences:
text: Some 90 miles (145 km) long and 2 to 3 miles (3 to 5 km) wide, and with a maximum height of 5,363 feet (1,635 metres), they rise an average of only 1,000 to 1,150 feet (300 to 350 metres) above the surface of the sandy plain.