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Time to put in a plug for Google. I typed part of Sumitra Shah's riddle 
into the Google search engine and immediately found the source. 
 
Google may be the ultimate academic crime fighting machine.  I used it to 
nab three students this spring.  If you find a suspicious line in a student 
paper, simply type the phrase into Google and the answer comes back in 
seconds. 
 
R. Whaples 
Wake Forest University 
 
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