The game world is divided into an isometric series of empty square plots of ground--from which there are 36 possible in total--and depending on the Artifact (AF) which is placed on the plot, a different Land is generated on it.
The game world is divided into an isometric series of empty square plots of ground. A different Land is generated on it. This was depending on the Artifact (AF). This Artifact (AF) is placed on the plot.