['In', 'the', 'late', '19th', 'century', ',', 'the', 'introduction', 'of', 'the', 'belt-fork', 'revolutionized', 'the', 'operation', 'of', 'textile', 'machines', '.', 'This', 'two-pronged', 'lever', 'allowed', 'operators', 'to', 'easily', 'shift', 'the', 'driving', 'belt', 'from', 'the', 'fast', 'to', 'the', 'loose', 'pulley', ',', 'enhancing', 'efficiency', 'in', 'various', 'processes', '.', 'Notably', ',', 'the', 'belt-fork', 'was', 'integrated', 'into', 'many', 'machines', ',', 'including', 'looms', 'and', 'spinning', 'frames', ',', 'which', 'significantly', 'improved', 'their', 'performance', 'and', 'reliability', 'in', 'fabric', 'production', '.']
[[10, 10, 'Textile Machinery']]