Please capitalize where necessary: mario and friends are driving tractors through the stages.
A: Mario and friends are driving tractors through the stages.

Please capitalize where necessary: as the war proceeded, the policy developed of using jewish detainees for labour in the war-effort.
A: As the war proceeded, the policy developed of using Jewish detainees for labour in the war-effort.

Please capitalize where necessary: this room has views of the garden and arthur's seat.
A: This room has views of the garden and Arthur's Seat.

Please capitalize where necessary: our modern campsite / village on the island of elba is right on the beach, and here you can be certain of a holiday surrounded by nature but with all the facilities
A:
Our modern Campsite / Village on the Island of Elba is right on the beach, and here you can be certain of a holiday surrounded by nature but with all the facilities