Figure 7 The revision log for a_file after pruning the initial version with prunerev a_file 1

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10
Sat Nov 02 08:24:36 1991
I revved this up to version 10.

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3
Wed Oct 30 17:41:30 1991
I made another change and created
the 3rd version of the file.

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2
Wed Oct 30 17:40:26 1991
I made a simple change and checked
in
the 2nd version of the file.

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