Please capitalize where necessary: a product that brightens the color and check for leaks. keeping light.
A: A product that brightens the color and check for leaks. Keeping light.

Please capitalize where necessary: this organization had formed in 1920 from moderate socialist and and revolutionary marxists.
A: This organization had formed in 1920 from moderate socialist and and revolutionary Marxists.

Please capitalize where necessary: transfer from london saint pancras (trqqs) airport to eastbourne
A: Transfer from London Saint Pancras (TRQQS) Airport to Eastbourne

Please capitalize where necessary: 7 what then? israel hath not obtained that which he seeketh for; but the election hath obtained it, and the rest were blinded.
A:
7 What then? Israel hath not obtained that which he seeketh for; but the election hath obtained it, and the rest were blinded.