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: Dell Inspiron 15 5000 Series 15.6 Inch 1080p Full Hd Touch Screen Laptop, Intel i5 CPU, 8GB RAM, 1TB HDD, Windows 10
Product description: Processor Intel Core i5 Processor (3M Cache, up to 2.70 GHz) Operating System Windows 10 Home 64bit Memory 8GB Dual Channel DDR3L 1600MHz (4GBx2) Hard Drive 1TB 5400 rpm Hard Drive Graphics Card Intel HD Graphics 4400 Display 15.6-inch Full HD (1920 x 1080) LED-Backlit Touchscreen with Truelife, 10-finger mulita-touch support Wireless 802.11 a/b/g/n/ac + Bluetooth 4.0, Dual Band 2.4&5 GHz, 1x1 Primary Battery 40 WHr, 4-Cell Battery 2750mAh Camera Integrated Widescreen HD (720p) Webcam with Single Digital Microphone Integrated Widescreen HD (720p) Webcam with Dual Digital Microphone Array Dimension Height: 0.95" (24.05mm) Width: 14.9" (380.0mm) Rear: 10.25" (260.4mm) Weight:5.3lbs (2.4kg) External Chassis Connections HDMITM 1.4a, USB 3.0 (1), USB 2.0 (2), Kensington lock slot, Media Card (SD, SDHC, SDXC), 10/100 RJ-45 Ethernet network Keyboard Full size, backlit, spill-resistant keyboard Touchpad Multi-touch gesture-enabled pad with integrated scrolling Battery Life Up to 7 hours of battery life
Product feature: 15.6 in Full HD LED-backlit touchscreen with Truelife (1920 x 1080), 10-finger multi-touch support, Intel Core i5-4210U with Turbo Boost Technology up to 2.70 GHz, 8GB DDR3L 1600 MHz 1TB 5400 RPM HDD DVD+/-RW Optical Drive HD Webcam;, 1 USB 3.0 2 USB 2.0 HDMI Headphone output/Microphone input combo LAN (10/100) Security lock port, Waves MaxxAudio Pro 5-in-1 card reader (SD/SD 3.0/SDHC/Memory Stick/Memory Stick Pro) Windows 10 Home 64-bit.
Product price: $116.43
Product brand: Dell
Target attributes: Processor Brand
Answer: attribute: processor brand
value: intel core
source: product feature
attribute: processor brand
value: intel i5
source: product title
attribute: processor brand
value: intel core
source: product description