Please capitalize where necessary: everything was quiet and peaceful.
A: Everything was quiet and peaceful.

Q: electrical connection incentreof the luminaires as standard, asymmetrical electrical connection is available on request.

A: Electrical connection incentreof the luminaires as standard, asymmetrical electrical connection is available on request.

Q: many people with acute leukemia can be cured.
A: Many people with acute leukemia can be cured.

Problem: before you can open a aol file, you'll need to figure out what kind of file the aol file extension refers to.
Can you repeat this sentence, but capitalize it?
Answer: Before you can open a AOL file, you'll need to figure out what kind of file the AOL file extension refers to.

Text: now here, we mostly have days and nights two or three at a time, and sometimes in the winter we take as many as five nights together -- for warmth, you know.'

Correct capitalization: Now here, we mostly have days and nights two or three at a time, and sometimes in the winter we take as many as five nights together -- for warmth, you know.'

Q: "a strong psychological performance with lots of empathy and inner drama. [...] with great choreography and rigorous dramaturgy hvid stj manages to establish a young girl's life.
A:
"A strong psychological performance with lots of empathy and inner drama. [...] With great choreography and rigorous dramaturgy Hvid Stj manages to establish a young girl's life.