the significant event for post's career had been the publication of russell and whitehead 's principia mathematica.

How would the previous sentence be correctly capitalized?
Answer: The significant event for Post's career had been the publication of Russell and Whitehead 's Principia Mathematica.
1 so all israel was listed by their families; and, truly, they are recorded in the book of the kings of israel. and judah was taken away as prisoners to babylon because of their sin.

How would the previous sentence be correctly capitalized?
Answer: 1 So all Israel was listed by their families; and, truly, they are recorded in the book of the kings of Israel. And Judah was taken away as prisoners to Babylon because of their sin.
no single reason explains why the german occupiers agreed not to pursue the usual discrimination and elimination process in denmark.

How would the previous sentence be correctly capitalized?
Answer: No single reason explains why the German occupiers agreed not to pursue the usual discrimination and elimination process in Denmark.
the group has a sound ethos so we can't go far wrong.

How would the previous sentence be correctly capitalized?
Answer: The group has a sound ethos so we can't go far wrong.