['In', 'the', 'weaving', 'industry', ',', 'the', 'heald', 'is', 'a', 'crucial', 'component', 'that', 'facilitates', 'the', 'passage', 'of', 'warp', 'yarn', 'through', 'the', 'lease', 'eye', '.', 'The', 'lease', 'eye', ',', 'positioned', 'at', 'the', 'center', 'of', 'the', 'heald', ',', 'ensures', 'that', 'the', 'yarn', 'is', 'correctly', 'aligned', 'and', 'tensioned', ',', 'enabling', 'efficient', 'weaving', 'processes', '.', 'Various', 'types', 'of', 'looms', 'utilize', 'this', 'mechanism', ',', 'particularly', 'the', 'Jacquard', 'loom', ',', 'which', 'relies', 'heavily', 'on', 'the', 'precise', 'function', 'of', 'the', 'lease', 'eye', 'to', 'create', 'complex', 'patterns', 'in', 'the', 'fabric', '.', 'Understanding', 'the', 'role', 'of', 'the', 'lease', 'eye', 'is', 'fundamental', 'for', 'textile', 'engineers', 'who', 'design', 'and', 'maintain', 'sophisticated', 'textile', 'machinery', '.']
[[20, 21, 'Textile Machinery'], [6, 6, 'Textile Machinery'], [60, 61, 'Textile Machinery']]