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

Input:
Product title: Bormioli Rocco Nettuno Dinner Plates, Set of 12
Product description: The fine tradition of the Bormioli Rocco Group coincides with the very history of glass: the first glassworks was established in Parma in 1825. The company has always demonstrated a great drive to pioneer innovation: in machinery, materials and design. Over the years it has developed a special talent, that of combining time-honoured craftsmanship and the passion of master glassmakers with modern industrial processes. Bormioli Rocco is the leading company in its sector in Italy and a great ambassador of the Made in Italy label on international markets. Respect for tradition, passion for good taste and constant research and innovation are Bormioli Rocco's milestones to create products that meet the needs of the consumers. For Bormioli Rocco the respect for the enviroment; it's a must so its entire manufacturing process is oriented towards a mission of social and enviromental responsibility.
Product feature: Set of 12 dinner plates, Inspired by nature: leaves, water, ice and wood, wavy shapes, Enhanced by the brilliance of the glass, for a renovated elegance, Reinventing the square shaped dinnerware, Made of tempered glass, thermal and shock resistant
Product brand: Bormioli Rocco
Target attributes: Quantity
Answer: attribute: quantity
value: set of 12
source: product title
attribute: quantity
value: set of 12
source: product feature