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: Men's Raglan 3/4 Sleeve Baseball T Shirt
Product description: Men's Colorblock Baseball Shirt | LENGTH: S ~28" M ~29.5" ~L ~31" 1XL ~32" 2XL ~33" ~3XL ~35" (from shoulder to hem) | PIT to PIT: S ~18" M ~20" ~L ~22" 1XL ~24" 2XL ~26" ~3XL ~28" (measured laid flat, without stretching) | 12 Colors: Black/Heather Gray, Charcoal/Black, Heather Gray/Black, Heather Gray/Burgundy, Heather Gray/Navy, Heather Gray/Red, Heather Gray/Royal, White/Black, White/Burgundy, White/Navy, White/Red, White/Royal.
Product feature: 100% Cotton, Men's 3/4 Sleeve Raglan Baseball T Shirt | Small-3XL, LENGTH: S ~28" M ~29.5" ~L ~31" 1XL ~32" 2XL ~33" ~3XL ~35" (from shoulder to hem), PIT to PIT: S ~18" M ~20" ~L ~22" 1XL ~24" 2XL ~26" ~3XL ~28" (measured laid flat, without stretching), 100% Cotton | Heather Gray Colors: 90% Cotton 10% Polyester | Charcoal/Black: 50% Cotton 50% Polyester, IMPORTED, Shipping Information: View shipping rates and policies, ASIN: B01DYZ1LPU, Date first listed on Amazon: April 7, 2016, Average Customer Review: 5.0 out of 5 stars 1 customer review
Product price: $9.99 - $14.99
Product brand: Ola Mari
Target attributes: Sleeve Style
Answer: attribute: sleeve style
value: 3/4 sleeve
source: product title
attribute: sleeve style
value: 3/4 sleeve
source: product feature