Please capitalize where necessary: the disease can be easily cured if it is not cured but it can be serious, such as blindness that occurs as a complication of conjunctivitis with chlamydia.
A: The disease can be easily cured if it is not cured but it can be serious, such as blindness that occurs as a complication of conjunctivitis with chlamydia.

Please capitalize where necessary: this allows the intelligence of windows to decide the correct software application to open your ocn file.
A: This allows the intelligence of Windows to decide the correct software application to open your OCN file.

Please capitalize where necessary: on his deathbed, he got a visit from the 16-year-old music student ferdinand hiller. the day after the death of beethoven, ferdinand hiller cut off a lock of hair from his role model as was usual custom at that time.
A: On his deathbed, he got a visit from the 16-year-old music student Ferdinand Hiller. The day after the death of Beethoven, Ferdinand Hiller cut off a lock of hair from his role model as was usual custom at that time.

Please capitalize where necessary: in the beginning of the 1920's, langgaard wrote an essay about the music of the future, and about a future society based on religion, in which art and music play a major role. langgaard's thinking in this respect was inspired by wagner's ideas about art and religion.
A:
In the beginning of the 1920's, Langgaard wrote an essay about the music of the future, and about a future society based on religion, in which art and music play a major role. Langgaard's thinking in this respect was inspired by Wagner's ideas about art and religion.