Text: he continued to work on his ideas until a few days before his death, the power and depth of his intellect being undiminished by illness.

Correct capitalization: He continued to work on his ideas until a few days before his death, the power and depth of his intellect being undiminished by illness.


Text: using such tactics the soviet army, supposedly, thanks only to stalin's genius; turned to the offensive and subdued the enemy.

Correct capitalization: Using such tactics the Soviet Army, supposedly, thanks only to Stalin's genius; turned to the offensive and subdued the enemy.


Text: we invite everybody in this area to attend the show and meet debian people as well as people from other free software projects there.

Correct capitalization: We invite everybody in this area to attend the show and meet Debian people as well as people from other Free Software projects there.


Text: the stones are from the alps and look like granite; cypriot stone is too soft and crisp we're told.

Correct capitalization:
The stones are from the Alps and look like granite; Cypriot stone is too soft and crisp we're told.