line pipe of a kind used for oil or gas pipelines, of iron or steel, of an external diameter of <= 406,4 mm (excl. of cast iron and seamless tubes)

How would the previous sentence be correctly capitalized?
Answer: Line pipe of a kind used for oil or gas pipelines, of iron or steel, of an external diameter of <= 406,4 mm (excl. of cast iron and seamless tubes)
suik11: prevention and health promotion, costs and effects, by indicator and region (discontinued) (2008-2012)

How would the previous sentence be correctly capitalized?
Answer: SUIK11: Prevention and health promotion, costs and effects, by indicator and region (DISCONTINUED) (2008-2012)
if somehow you have problems with the game mom and copilasii try these solutions:

How would the previous sentence be correctly capitalized?
Answer: If somehow you have problems with the game MOM and copilasii try these solutions:
the relevant "chapters" of the accession negotiations are:

How would the previous sentence be correctly capitalized?
Answer: The relevant "chapters" of the accession negotiations are: