['The', 'wool', 'sack', 'sewing', 'machine', ',', 'a', 'pivotal', 'invention', 'in', 'the', 'textile', 'industry', ',', 'revolutionized', 'the', 'way', 'wool', 'sacks', 'were', 'produced', '.', 'It', 'allowed', 'for', 'faster', 'and', 'more', 'efficient', 'stitching', 'of', 'burlap', 'bags', ',', 'which', 'were', 'essential', 'for', 'transporting', 'wool', 'from', 'farms', 'to', 'markets', '.', 'This', 'machine', 'features', 'a', 'robust', 'design', 'that', 'can', 'withstand', 'the', 'heavy', 'duty', 'required', 'for', 'sewing', 'thick', 'materials', '.', 'Another', 'important', 'machine', 'in', 'this', 'domain', 'is', 'the', 'shuttle', 'loom', ',', 'which', 'facilitates', 'the', 'weaving', 'process', 'by', 'allowing', 'the', 'shuttle', 'to', 'move', 'back', 'and', 'forth', ',', 'greatly', 'increasing', 'production', 'speed', '.']
[[1, 4, 'Textile Machinery'], [71, 72, 'Textile Machinery']]