Instruction: Extract the value of the target attribute from the given product information and output it along with the corresponding source.

Input:
Product title: Nulo Freestyle Grain Free Wet Cat Food Variety Pack - 6 Flavors - 5.5 Oz Each (12 Total Cans)
Product description: You'll receive: - (2) Turkey & Chicken Recipe, - (2) Chicken & Herring Recipe, - (2) Beef & Lamb Recipe, - (2) Salmon & Mackerel Recipe, - (2) Sardine & Salmon Recipe, and - (2) Duck & Tuna Recipe. Each can is 5.5 Ounces Each (12 Total Cans)
Product feature: Nulo Freestyle Grain Free Wet Cat Food Variety Pack - 6 Flavors
Product price: $33.93
Product brand: Nulo
Target attributes: Size
Answer: attribute: size
value: 5.5 oz
source: product title
attribute: size
value: 5.5 ounces
source: product description