<s>[INST] Bob has two sons. John and Jay. Jay has one brother and father. The father has two sons.
Jay's brother has a brother and a father. Who is Jay's brother. [/INST] Jay's brother is John.</s>\ <s>[INST] Great, that was fast, can you illustrate the solution. [/INST] As an Artificial Intelligence model, I am unable to illustrate the solution since this is a text-only medium.</s>