product_id,category_id
tka5houp4d,9
tka5houp4d,19
tka5houp4d,23
tka5houp4d,51
tka5houp4d,56
tka5houp4d,67
tka5houp4d,74
tka5houp4d,77
tka5houp4d,100
tka5houp4d,101