1

an almost non-existent field, perhaps 30 ft wide. Monitored by Roll on "Sensors"

2

no open space, the building abuts its neighbors and a street. Monitored by Roll on "Sensors"

3

a wide field, 100 ft wide. Monitored by Roll on "Sensors"

4

a palatial field, 400 ft wide. Monitored by Roll on "Sensors"

5

a large even plane, 1000 ft wide. Monitored by Roll on "Sensors"