Please capitalize where necessary: and this remains our core business. the story begins in 1939 on the jutland heath.
A: And this remains our core business. The story begins in 1939 on the Jutland heath.

Q: norman paech, professor of public law with a focus on makeup- and international law, was 2005-2009 member of the bundestag and foreign policy spokesman of the "left".

A: Norman Paech, Professor of Public Law with a focus on Makeup- and International Law, was 2005-2009 Member of the Bundestag and foreign policy spokesman of the "left".

Q: c50506410 interior product, in bodymaterial aluminium, for pendant mounting, in grey (ral9006) colour, ip20, lightsource t5, 2x49w, ballast type hf = high frequency, supplied with suspension and pre-mounted cable, light source supplied type cri>80, 4000k, 2.5 meter cable, optic type sl/su = soflight, gives an up/down lightdistribution 20/80. c50-pgr249hfmntc2,5840su
A: C50506410 Interior product, in bodymaterial Aluminium, for Pendant mounting, in Grey (RAL9006) colour, IP20, lightsource T5, 2x49W, ballast type HF = High frequency, Supplied with suspension and pre-mounted cable, light source supplied type CRI>80, 4000K, 2.5 meter cable, optic type SL/SU = soflight, gives an up/down lightdistribution 20/80. C50-PGR249HFMNTC2,5840SU

Problem: over the same period i have also observed a great enthusiasm justified - as well as a sometimes regular black-hearted attitude by some academic circles.
Can you repeat this sentence, but capitalize it?
Answer: Over the same period I have also observed a great enthusiasm justified - as well as a sometimes regular black-hearted attitude by some academic circles.

Text: jonathan told david, saying, saul my father seeks to kill you: now therefore, please take care of yourself in the morning, and live in a secret place, and hide yourself:

Correct capitalization: Jonathan told David, saying, Saul my father seeks to kill you: now therefore, please take care of yourself in the morning, and live in a secret place, and hide yourself:

Q: this has no other object than to surrender the ego to the overself and uses no other method than prayerful aspiration, loving devotion, and mental quiet.
A:
This has no other object than to surrender the ego to the Overself and uses no other method than prayerful aspiration, loving devotion, and mental quiet.