but his comrade shook his head, and looked very mournful.

How would the previous sentence be correctly capitalized?
Answer: But his comrade shook his head, and looked very mournful.
i believe in one god, the father almighty, maker of heaven and earth, and of all things visible and invisible.

How would the previous sentence be correctly capitalized?
Answer: I believe in one God, the Father Almighty, Maker of heaven and earth, and of all things visible and invisible.
diameter in the top 10.5 cm.

How would the previous sentence be correctly capitalized?
Answer: Diameter in the top 10.5 cm.
maybe one grape here, another there.

How would the previous sentence be correctly capitalized?
Answer: Maybe one grape here, another there.