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: Custom Women Bangtan Boys Canvas Shoes High Top Sneakers
Product description: Custom Canvas Shoes Comfortable Sneakers for Women's size details: EUR35 = US5 =227.5mm = 8.96inch, EUR36 = US6 = 236mm = 9.29inch , EUR37 = US7 = 244.5mm = 9.63inch ,EUR38 = US8 = 253mm = 9.96inch , EUR39 = US9 = 261mm = 10.28inch ,EUR40 = US10 = 270mm = 10.66inch;
Product feature: Canvas, Canvas insole, rubber sole, Full canvas upper, With a durable rubber outsole for traction, Simple design, Suitable for sports and daily life, ASIN: B01A0TVVP8, Item model number: abo02775, Date first listed on Amazon: December 31, 2015, Average Customer Review: 4.0 out of 5 stars 1 customer review
Product brand: Ambote
Target attributes: Type
Answer: attribute: type
value: shoes
source: product description
attribute: type
value: shoes
source: product title