Please capitalize where necessary: there are many sculptures and busts from the communist era.
A: There are many sculptures and busts from the communist era.

Q: in this undertaking there was no difference at all between "the free world" and the enslaved world behind "the iron curtain"; on the contrary, there was identity of purpose and synchronization in its execution.

A: In this undertaking there was no difference at all between "the free world" and the enslaved world behind "the Iron Curtain"; on the contrary, there was identity of purpose and synchronization in its execution.

Q: he reads from the letter to the hebrews and explains how we who are alive today also can attain the promises god has given for our lives. "the strength of faith is the same as the longing you have in your heart," says smith, and urges the congregation to think about what they really want in their innermost heart. "if you have an earthly hope, the heavenly hope is quenched," he says.
A: He reads from the letter to the Hebrews and explains how we who are alive today also can attain the promises God has given for our lives. "The strength of faith is the same as the longing you have in your heart," says Smith, and urges the congregation to think about what they really want in their innermost heart. "If you have an earthly hope, the heavenly hope is quenched," he says.

Problem: 8th january-7th february festival de musica de canarias canarian-wide classical music festival uses arrecife as its lanzarote base
Can you repeat this sentence, but capitalize it?
Answer: 8th January-7th February Festival de Musica de Canarias Canarian-wide classical music festival uses Arrecife as its Lanzarote base

Text: the paperwork for l' extradition of anita's body were complicated, but not insurmountable.

Correct capitalization: The paperwork for l' extradition of Anita's body were complicated, but not insurmountable.

Text: the cookies used to collect these data are both first- and third-party cookies, and include data on traffic and visitors.

Correct capitalization:
The cookies used to collect these data are both first- and third-party cookies, and include data on traffic and visitors.