['In', 'the', 'early', '20th', 'century', ',', 'the', 'carding', 'machine', 'revolutionized', 'the', 'textile', 'industry', '.', 'This', 'machine', 'utilized', 'the', 'clothing', 'system', ',', 'which', 'included', 'fillets', 'of', 'leather', 'containing', 'wire', 'teeth', 'covering', 'carding', 'rollers', 'and', 'cylinders', '.', 'The', 'efficiency', 'of', 'these', 'machines', 'allowed', 'for', 'a', 'significant', 'increase', 'in', 'the', 'production', 'of', 'yarn', '.', 'With', 'advancements', 'in', 'technology', ',', 'the', 'modern', 'carding', 'machine', 'has', 'become', 'even', 'more', 'sophisticated', ',', 'incorporating', 'automated', 'features', 'that', 'enhance', 'the', 'carding', 'process', '.']
[[18, 19, 'Textile Machinery'], [7, 8, 'Textile Machinery'], [30, 31, 'Textile Machinery'], [33, 33, 'Textile Machinery']]