['In', 'the', 'early', '19th', 'century', ',', 'the', 'jack', 'frame', 'was', 'a', 'revolutionary', 'invention', 'in', 'the', 'textile', 'industry', '.', 'It', 'allowed', 'for', 'the', 'efficient', 'twisting', 'of', 'stivers', ',', 'facilitating', 'the', 'production', 'of', 'finer', 'roving', '.', 'This', 'spinning', 'frame', 'significantly', 'improved', 'the', 'quality', 'of', 'yarn', 'produced', ',', 'contributing', 'to', 'the', 'rapid', 'expansion', 'of', 'textile', 'manufacturing', 'during', 'the', 'Industrial', 'Revolution', '.']
[[7, 8, 'Textile Machinery']]