Q: it is unclear whether the motives can be interpreted as a long and unfolding story.
A: It is unclear whether the motives can be interpreted as a long and unfolding story.

Q: everything is done so that your readers can easily find what further continue the adventure on your blog or site content.
A: Everything is done so that your readers can easily find what further continue the adventure on your blog or site content.

Q: the alphabet is distinguished from older writing systems, such as the hieroglyphs, by being mainly phonetic based and useable in all languages.
A: The alphabet is distinguished from older writing systems, such as the hieroglyphs, by being mainly phonetic based and useable in all languages.

Q: of eu citizens play sport at least once a week.
A:
of EU citizens play sport at least once a week.