Marantz CINEMA 50 9.4 channel receiver
[{'entity': 'BRAND', 'value': 'Marantz', 'span': [0, 7]}, {'entity': 'PRODUCT_NAME', 'value': 'CINEMA 50', 'span': [8, 17]}, {'entity': 'ATTRIBUTE', 'value': '9.4 channel', 'span': [18, 29]}, {'entity': 'CORE_PRODUCT_TYPE', 'value': 'receiver', 'span': [30, 38]}]
Marantz CINEMA 50 9.4 channel receiver