<!DOCTYPE ksudoku-graph>
<ksudoku-graph>
 <graph sizeX="5" sizeY="5" sizeZ="1" ncliques="15" order="5" 
name="Pentomino" type="custom" specific-type="Pentomino" >

  <sudokugroups at="0" withblocks="0" />
  <clique size="5" > 0  5  1  6  2 </clique>
  <clique size="5" >10 15 11 16 12 </clique>
  <clique size="5" >20 21 17 22 18 </clique>
  <clique size="5" > 7  3  8 13  4 </clique>
  <clique size="5" >23  9 14 19 24 </clique>

 </graph>
</ksudoku-graph>
