Klíč ke zkoušce ISS 28/1/2004. 

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skupina
A       D  C  D  A  B    B  A  D  B  B    B  D  A  D  C    B  C  C  D  B

B       A  A  B  C  A    B  A  C  C  B    D  C  B  C  D    B  B  A  D  B

C       B  D  C  B  D    B  C  A  A  B    A  B  D  B  A    B  A  B  D  B

D       C  B  A  D  C    B  B  B  D  B    C  A  C  A  B    B  C  A  D  B