Add punctuation: As a boy he was educated by his uncle Jan aski the Elder Archbishop of Gniezno and head of the Polish church
A: As a boy, he was educated by his uncle Jan aski the Elder, Archbishop of Gniezno, and head of the Polish church.

Add punctuation: For alleviating itchy skin opt for bath oils or oatmeal scrub creams
A: For alleviating itchy skin, opt for bath oils or oatmeal scrub creams.

Add punctuation: Environment Commission takes SLOVENIA back to Court for failure to issue industrial permit for a major cement factory and asks for fines
A:
Environment: Commission takes SLOVENIA back to Court for failure to issue industrial permit for a major cement factory and asks for fines