Complex sentence: Mr. Kaye acknowledges that any redesign effort of long-established flag is difficult, if the right mix of public awareness and participation, political strategy, and a credible selection process is put together, then a redesign effort could be successful in the future.
Split into simpler sentences: Mr. Kaye acknowledges that any redesign effort of a long-established flag is difficult. However, he also argues that if the right mix of public awareness and participation, political strategy, and a credible selection process is put together, then a redesign effort could be successful in the future.