about 300-400 danish,european and chinese representatives from business', the authorities and higher educational institutes will meet at the international conference, which is held in hillerd the 18. 20. august 2016.

How would the previous sentence be correctly capitalized?
Answer: About 300-400 Danish,European and Chinese representatives from business', the authorities and higher educational institutes will meet at the international conference, which is held in Hillerd the 18. 20. August 2016.
the principle of "guardian spirits" is a universal principle.

How would the previous sentence be correctly capitalized?
Answer: The principle of "guardian spirits" is a universal principle.
certain blood and x-ray tests are often obtained.

How would the previous sentence be correctly capitalized?
Answer: Certain blood and X-ray tests are often obtained.
original title : holes

How would the previous sentence be correctly capitalized?
Answer: Original title : Holes