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: Jasmine 6 String Acoustic Guitar, Right Handed, Natural (JO36-NAT)
Product description: JO-36 Orchestra Acoustic Guitar Natural. The Jasmine JO-36 is great for a wide range of playing styles from delicate fingerpicking to robust strumming, the JO-36 has a compact body featuring a select spruce top with Jasmine's Advanced "X" Bracing, and sapele back and sides. The slim neck and short 24-3/4" scale length provide comfortable feel and exceptional playability that will have you playing things you never thought possible. Other premium features include a rosewood fingerboard and bridge, chrome die-cast tuners for great tuning stability, pearloid rosette and full gloss Natural finish.
Product feature: Spruce top with Jasmine Advanced "X" bracing, Sapele back and sides, rosewood fingerboard and bridge, Slim neck profile, 24 3/4" scale length, Synthetic bone nut and saddle, Gloss Natural finish, Model: JO-36, Body Style: Orchestra, Top: Spruce, Bracing: Jasmine Advanced &quot;X&quot; Bracing, Back and sides: Sapele, Body Finish: Gloss, Scale Length: 24.75&quot; (629 mm), Neck: Nato, Neck Finish: Gloss, Fingerboard: Rosewood, Fingerboard Radius: 12&quot; (305 mm), Number of Frets: 20, Position Inlays: Pearloid Dots, Nut (Material/Width): Synthetic Bone, 1 3/4&quot; (44 mm), Bridge: Rosewood, Saddle: Synthetic Bone, Compensated, Bridge Pins: Ivory w/Black Dots, Hardware: Chrome, Special Electronics: N/A, Machine Heads: Chrome Diecast, Strings: Phosphor Bronze Light Gauge .012-.053, Case: N/A
Product price: $22.99
Product brand: Jasmine
Target attributes: Number of Strings
Answer: attribute: number of strings
value: 6 string
source: product title