Jochen Tucht - 2013-08-03

Please find below example of an early-applied line filter to ignore the first four of a line of colon-delimited fields:

regexp:^(([^:]*:){4})

This works with WinMerge 2011.
WinMerge.chm > Using Filters > Using line filters > Early-applied line filter syntax provides additional information on the subject.