Instruction: Parse the product information to locate the target attribute, and then provide the extracted value of the target attribute and its source in the output, specifying None if the attribute is not present.

Input:
Product title: Womens V Neck Sleeveless Satin Empire Waist Chiffon Overlay Long Evening Dress
Product description: Evening dresses decorated with a removable rhinestone brooch on an empire waist with light chiffon fabric that drapes beautifully, perfect for a bridesmaid or an night out. 1252
Product feature: 100% Polyester, Made in USA, From the satin empire waist and flowy chiffon bodice, this beautiful dress exudes feminine elegance. Partially lined, Small: Bust 34-36, Length: (shoulder to hem) 54, Medium: Bust 36-38, Length: (shoulder to hem) 55, Large: Bust 38-40, Length: (shoulder to hem): 56 (Model is 58 size Small), Padded V neckline, sleeveless, Satin empire waist with removable rhinestone brooch, self-tie back, long maxi length, Ultra luxurious, lightweight fabric ensures a comfort fit. Hand Wash Cold, Shipping Weight: 13.6 ounces, ASIN: B013FA9UWA, Item model number: 1252-DRS-NEO-WMS-MlbuBlue-M, Date first listed on Amazon: August 4, 2015, Average Customer Review: 4.5 out of 5 stars 2 customer reviews
Target attributes: Length
Answer: attribute: length
value: maxi
source: product feature
attribute: length
value: long evening dress
source: product title