['The', 'modern', 'jacquard', 'loom', 'is', 'a', 'remarkable', 'innovation', 'in', 'textile', 'machinery', ',', 'allowing', 'for', 'the', 'intricate', 'weaving', 'of', 'patterns', 'and', 'designs', '.', 'One', 'of', 'its', 'key', 'components', 'is', 'the', 'heddles', ',', 'which', 'play', 'a', 'crucial', 'role', 'in', 'the', 'process', 'of', 'heddling', '.', 'These', 'heald', 'shafts', 'are', 'essential', 'for', 'drawing', 'the', 'warp', 'threads', 'through', 'their', 'eyes', ',', 'enabling', 'the', 'creation', 'of', 'complex', 'fabrics', '.', 'The', 'use', 'of', 'heddles', 'has', 'revolutionized', 'weaving', ',', 'making', 'it', 'possible', 'for', 'weavers', 'to', 'produce', 'detailed', 'images', 'and', 'textures', 'within', 'their', 'textiles', '.']
[[2, 3, 'Textile Machinery'], [29, 29, 'Textile Machinery']]