Instruction: Using the product's title, description, features, price, and brand, identify and retrieve the values associated with a specified set of target attributes. Output the extracted values along with their respective sources (e.g., title or feature) indicating where each value was found.

Input:
Product title: Caran D'ache Rnx.316 Steel Version Ballpoint Pen
Product description: With a rich legacy of expertise handed down over several generations Caran d'Ache conceives and manufactures exceptional products with rigor and passion. In the company's Geneva workshops the art of fine writing is honored with pens that are recognized around the world for their combination of technical expertise and bold creativity. There are also the qualities of the new RNX.316 collection which has been developed with innovative research into forms and materials. The highly contemporary collection illustrates the unique character of Caran d'Ache writing instruments and reveals their extra dimension as emotive objects. R For Round- With its rounded form the RNX.316 collection combines comfort with performance N For And- In a perfect marriage of design codes the RNX.316 brings together the forms round and hexagonal in a new shape X For Hexagonal- An element that complements the form the hexagonal geometry of the RNX.316 collection provides a stable grip for precision writing 316 For 316L Steel- The high-strength stainless steel of the RNX.316 collection guarantees that the writing instrument can withstand the stresses of repeated use
Product feature: RNX316 Steel Ballpoint Pen, Ballpoint Pen
Product brand: Caran d'Ache
Target attributes: Type
Answer: attribute: type
value: ballpoint
source: product title
attribute: type
value: ballpoint
source: product feature