high quality single strand 8-9mm natural purple freshwater pearl necklace with 925 sterling silver chains (no box)

How would the previous sentence be correctly capitalized?
Answer: High Quality Single Strand 8-9mm Natural Purple Freshwater Pearl Necklace With 925 Sterling Silver Chains (No Box)
what these examples show are two important aspects of our own limitations.

How would the previous sentence be correctly capitalized?
Answer: What these examples show are two important aspects of our own limitations.
although his research was in applied mathematics, it was through the problem of accretion of gas by a large gravitating body which ray lyttleton discussed with him that hoyle's interests turned towards mathematical problems in astronomy.

How would the previous sentence be correctly capitalized?
Answer: Although his research was in applied mathematics, it was through the problem of accretion of gas by a large gravitating body which Ray Lyttleton discussed with him that Hoyle's interests turned towards mathematical problems in astronomy.
charming vintage silver plated brass wine holder, originally from a restaurant in france.

How would the previous sentence be correctly capitalized?
Answer: Charming vintage silver plated brass wine holder, originally from a restaurant in France.