#g2 
5	/2
 -2  0 0  0 -1
 -2  0 0 -2  0
 -2  2 2  2  1
  2 -2 0  0  1
  0  0 0  0  2
5
 0  0  1 1 0
 0  0  1 0 0
 0 -1  0 0 0
 1  0 -1 0 0
 0  0  0 0 1
