the work on the idea already began during hauke jan lubbers' bachelor at the cooperative state university baden-wurttemberg in stuttgart, where he wrote a firefox add-on to identify and block cross-site-scripting (xss) attacks on the client-side.

How would the previous sentence be correctly capitalized?
Answer: The work on the idea already began during Hauke Jan Lubbers' bachelor at the Cooperative State University Baden-Wurttemberg in Stuttgart, where he wrote a Firefox add-on to identify and block cross-site-scripting (XSS) attacks on the client-side.
get your ball to the exit by bouncing it off the squares, collect all the coins on your way to open the exit.

How would the previous sentence be correctly capitalized?
Answer: Get your ball to the exit by bouncing it off the squares, Collect all the coins on your way to open the exit.
realview®️ blends animated guidance information with real video image on a single display to improve accuracy

How would the previous sentence be correctly capitalized?
Answer: RealView®️ blends animated guidance information with real video image on a single display to improve accuracy
these are mainly useful to maintainers of debian mirrors.

How would the previous sentence be correctly capitalized?
Answer: These are mainly useful to maintainers of Debian mirrors.