Question: By the 11th century with a kingdom to rule the Capetian kings had turned over the governance of Paris to a representative the prvt de Paris provost of Paris
Please fix the punctuation.
Fixed: [By the 11th century, with a kingdom to rule the Capetian kings had turned over the governance of Paris to a representative, the prevot de Paris (provost of Paris).]

Question: She was happily married at the time to a German physician and although it was an extremely difficult decision for them both Her husband agreed to a separation
Please fix the punctuation.
Fixed: [She was happily married at the time to a German physician, and although it was an extremely difficult decision for them both, Her husband agreed to a separation.]

Question: Apartment with terrace in Las Ramblas BH940
Please fix the punctuation.
Fixed: [Apartment with terrace in Las Ramblas BH-940]

Question: The waters from those rivers balanced the net evaporation from the Aral Sea
Please fix the punctuation.
Fixed:
[The waters from those rivers balanced the net evaporation from the Aral Sea.]