Instruction: Given the title, description, feature, price, and brand of a product and a set of target attributes, extract the value of each target attribute from the product information. Output the extracted value and the corresponding source (e.g., title or feature) denoting where the value is extracted.

Input:
Product title: Lilly Pulitzer Womens Grayes Shift Dress
Product description: Lilly Pulitzer Size Guide Modern elegance. Sleeveless shift dress in white eyelet cotton. Eyelet design features a floral pattern. Fitted silhouette. High neckline and racerback. Scalloped hem. Exposed back zip closure. Lined. Shell & Lining: 100% cotton. Dry clean. Imported. Measurements: Length: 33 in Product measurements were taken using size 2. Please note that measurements may vary by size.
Product feature: 100% Cotton, Lilly Pulitzer Size Guide, Modern elegance., Sleeveless shift dress in white eyelet cotton., Eyelet design features a floral pattern., Fitted silhouette. High neckline and racerback. Scalloped hem. Exposed back zip closure. Lined. Shell & Lining: 100% cotton. Dry clean. Imported. Measurements: Length: 33 in Product measurements were taken using size 2. Please note that measurements may vary by size., Package Dimensions: 11.2 x 10.9 x 1.5 inches, Shipping Weight: 11.2 ounces, ASIN: B01695F52W, Date first listed on Amazon: February 13, 2017, Average Customer Review: 5.0 out of 5 stars 1 customer review
Target attributes: Sleeve Style
Answer: attribute: sleeve style
value: sleeveless
source: product feature
attribute: sleeve style
value: sleeveless
source: product description