Definition: Compose a new way to ask the same question. The new question must be asking the exact same thing as the original question does. Without any other information, you should be able to tell that the original question and the new question are the same. Preserve bracketed phrases in your new question. You can change the rest of the question provided the above requirements are satisfied. The new question must have a natural, fluent formulation, as if it were composed by a native English speaker. You will be given three pieces of information to help you create better questions. Those are: "Answer": the answer to the question, e.g., "Honolulu". "Answer Type": the type of the answer, e.g., "Location". "Auxiliary Information" is a detailed description of some concepts mentioned in the question, if any.
Input: original question: Which guitar is used by guitarist [Joe Satriani]?
answer: ibanez
answer type: Guitar.
auxiliary information: Joseph "Joe" Satriani is an American instrumental rock guitarist and multi-instrumentalist. Early in his career, Satriani worked as a guitar instructor, with many of his former students achieving fame, such as Steve Vai, Larry LaLonde, Rick Hunolt, Kirk Hammett, Andy Timmons, Charlie Hunter, Kevin Cadogan, and Alex Skolnick; he then went on to have a successful solo music career. He is a 15-time Grammy Award nominee and has sold over 10 million albums, making him the biggest-selling instrumental rock guitarist of all time. In 1988, Satriani was recruited by Mick Jagger as lead guitarist for his first solo tour. In 1994, Satriani toured with Deep Purple as the lead guitarist. He has worked with a range of guitarists during the G3 tour, which he founded in 1995. His G3 collaborators have included Vai, LaLonde, Timmons, Steve Lukather, John Petrucci, Eric Johnson, Yngwie Malmsteen, Brian May, Patrick Rondat, Paul Gilbert, Adrian Legg, Kenny Wayne Shepherd, Steve Morse and Robert Fripp. Satriani has been the lead guitarist for the supergroup Chickenfoot since co-founding the band in 2008.

[Joe Satriani] uses which guitar?