Add Power generator; Delete 2 Camp site.
Edit Petroleum well; Delete Petroleum well, Camp site.
Add 8 Petroleum well; Edit 6 Petroleum well; Delete Petroleum well.
Add 2 Playground bridge, Petroleum well.
Edit Petroleum well; Delete 2 Camp site.
Add Mast, 21 Playground bridge, Hotel; Edit 6 Petroleum well; Delete Motel.
Add 2 Company; Edit Petroleum well.
Add Playground bridge, Petroleum well.
Add 5 Petroleum well; Delete Petroleum well.
Add Company; Edit Petroleum well.
Add 2 Petroleum well; Edit Petroleum well.