Players now have the ability to see a very limited amount of their environment. This knowledge of their surroundings is stored in their knowledge slot.
a player before sight has been bestowed upon him
PCL>(display fw)
name: FW position: BEATER knowledge: neighbors are...
location: x: 4 y: 2 z: 5 occupied: FW
NIL
PCL>(sight-bad fw)
PCL>(display fw)
name: FW position: BEATER knowledge: neighbors are...
x: 3 y: 2 z: 6 occupied: empty
x: 3 y: 2 z: 4 occupied: empty
x: 4 y: 2 z: 4 occupied: empty
x: 4 y: 2 z: 6 occupied: empty
x: 3 y: 2 z: 5 occupied: empty
location: x: 4 y: 2 z: 5 occupied: FW