"exemplary demonstration" is a correct and usable phrase in written English.
It can be used to describe an excellent or outstanding display of something, such as a skill, concept, or principle. Example: The team's performance in the competition was an exemplary demonstration of determination and teamwork.
It was an exemplary demonstration of the democratic process in action.
Overall, though, the Wednesday edition was an exemplary demonstration of Newsnight being complementary to the main BBC1 news.
He slowed things down, rather than speeded them up, but his slowness and deliberation were always an exemplary demonstration of good timing and manners as a performer.
Perhaps most crucial was "The French Connection," an exemplary demonstration that "camera positions are a question of morality," Mr. Petzold said, citing a sniper scene in which the director, William Friedkin, declines to show the perspective of the shooter.
The result of Artadia's inaugural award to an exhibiting artist was an exemplary demonstration of this fact, and of the spirit of community that pervades the smaller-scale fair.
Reviewing all three for The New York Times in 1974, Robert Palmer called them "an exemplary demonstration of how, in the new jazz which is primarily a legacy of the 1960s, a thoughtful artist can explore a 'subject' through a variety of techniques, processes and formal disciplines".
The West Berliners' obedience, I remarked, is praised by some people as a demonstration of exemplary discipline under stress, but is regarded by others simply as a manifestation of lack of will to resist.
An exemplary data is used for demonstration.
For demonstration purposes an exemplary workflow is executed with the Vanted framework, implementing the analysis of a comprehensive metabolic dataset taken from Sulpice et al.[ 53].
Ksenia Kovaeva, a 27-year-old who brought flowers to commemorate the dead and to thank the living, says "I am scared to give birth in this country at the moment".Over the past three months of demonstrations Maidan displayed exemplary discipline and self-organisation.
A demonstration is conducted based on four exemplary vehicles.
