Simplify the following text for a Grade 7 native English-speaking person.
Original: Liverpool Street railway station , also known as London Liverpool Street or simply Liverpool Street , is both a central London railway terminus and a connected London Underground station in the north-eastern corner of the City of London .
Simplified: Liverpool Street station , also known as London Liverpool Street , is a major railway station in the north eastern corner of the City of London in England . It is connected to a London Underground station of the same name .