[modcount]         4	
[mod]         house.mod   100.0  0.0      0.0       0.0  0.0  0.0 	 the first tag "[mod]" is required but not used yet.
[mod]         house.mod      0.0  0.0   100.0       0.0  0.0  0.0 	the thenext specs the name of the model file.
[mod]         house.mod  -100.0  0.0      0.0       0.0  0.0  0.0 	the next three floats give the position in the world
[mod]         house.mod      0.0  0.0  -100.0       0.0  0.0  0.0 	the next three floats give the rotation in the world.
[mod]         river.mod         0.0  0.0       0.0       0.0  0.0  0.0 	

Comments will be in red the black text is the real file.
Be sure to take out the red stuff as the format is too stupid to weed out comments yet.