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The Polyhedral Family Tree
Prog history is full of musicians moving from one group to
another. This can lead to some curious
linkages between bands, sometimes even coming back full circle to the
start. Here is an interesting example of
three particular members of Yes and how they are tied to the three members of

See if you can
fill in the missing links on the diagram below, which links Alan Parsons to
Keith Emerson:

All Images and Text: Copyright 2009, Kevin McMahon
To see
the answer, email us contact@progressadelic.com