I read thru the link 
http://en.wikipedia.org/wiki/Gout and it says that beans don't cause gout.
Recent studies have found dietary factors once believed to be associated are, in fact, not; including the intake of 
purine-rich vegetables (e.g., beans, peas, lentils, and spinach) and total protein.[SUP]
[9][/SUP][SUP]
[10][/SUP] The consumption of 
coffee, 
vitamin C and 
dairy products as well as physical fitness appear to decrease the risk.[SUP]
[11][/SUP][SUP]
[12][/SUP][SUP]
[13][/SUP] This is believed to be partly due to their effect in reducing 
insulin resistance.[SUP]
[13]
Link 9 and 10:
[/SUP]
Go check it out yourself beans don't cauaw gout.