Please capitalize where necessary: most complete multiplayer mode: the game supports cooperative mode on all missions such as "destroying a target" or "investigation".
A: Most complete Multiplayer Mode: The game supports cooperative mode on all missions such as "Destroying a Target" or "Investigation".

Q: they were away now in the far north, but expected to return very soon. and, indeed, they returned on a day that was rich in joy and gladness. a marriage was being celebrated, in which the beautiful helga, glittering in silk and jewels, was the bride, and the bridegroom the young arab prince.

A: They were away now in the far north, but expected to return very soon. And, indeed, they returned on a day that was rich in joy and gladness. A marriage was being celebrated, in which the beautiful Helga, glittering in silk and jewels, was the bride, and the bridegroom the young Arab prince.

Q: this product was added to our catalog on monday 07 february, 2011.
A: This product was added to our catalog on Monday 07 February, 2011.

Problem: transfer from london saint pancras (trqqs) train station to london se16 rotherhithe
Can you repeat this sentence, but capitalize it?
Answer: Transfer from London Saint Pancras (TRQQS) Train station to London SE16 Rotherhithe

Text: expansion joints, seams and void spaces

Correct capitalization: Expansion joints, seams and void spaces

Q: by submitting an item to the steam workshop or accepting a revenue allocation for an item, you agree to the legal agreement.

A:
By submitting an item to the Steam Workshop or accepting a revenue allocation for an item, you agree to the Legal Agreement.