question: today, samsung is the only rival to apple in smartphones and its memory chip unit has grown to a massive cash generator.
Capitalize this past sentence correctly.
A: Today, Samsung is the only rival to Apple in smartphones and its memory chip unit has grown to a massive cash generator.

question: neo-orthodox karl barth put it this way:
Capitalize this past sentence correctly.
A: Neo-orthodox Karl Barth put it this way:

question: tricks: concentrated knowledge for sailors
Capitalize this past sentence correctly.
A: Tricks: Concentrated Knowledge for sailors