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isahttp://webisa.webdatacommons.org/
n4iblindness.
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provhttp://www.w3.org/ns/prov#
xsdhhttp://www.w3.org/2001/XMLSchema#
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isa:128673196
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People with cataract in one or both eyes may suffer from rheumatism, diabetes, bladder trouble, or other serious diseases which make it impossible for them to travel on land or water.
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