Logic Masters Deutschland e.V.

I wrote this puzzle more than 10 years ago, finally I put it online for you. In the solution are all 26 letters of the alphabet and all digits from 0 to 9 once each.

Preface: No letter is in the same row or column of an adjacent letter of the complete alphabet. And no letter touches an adjacent letter of the complete alphabet on an edge or corner.

1. In every row and in every column is a letter of BERLIN.

2. In every row and in every column is a letter of MOSKAU.

3. In one row is the not interrupted Word PRAG (from left to right).

4. The letter in field C2 comes (in the complete alphabet) directly before the letter in field A5.

5. The letter in field D2 comes (in the complete alphabet) directly before the letter in field C6.

6. The letter in field D3 comes (in the complete alphabet) directly before the letter in field F4.

7. The sum of the digits in the corner fields is higher than 21. The digit in field B4 is half as high as the digit in field A4.

8. In the columns with digits, the sum is the same in every column.

9. In field C5 is the Q.

10. Only two of the following three statements are true: The Z is in column 4. The H is in column 4. In field C3 is a letter of MOSKAU.

11. Only one of the two following statements is true: The H is in row C. In field D1 is a letter of BERLIN.

12. Only two of the following three statements are true: The C is in column 6. The K and the 7 are in the same row. The field with the I touches the field with the 2 at one corner.

13. Only two of the following four statements are true: The H is directly above the T in the same column. The 3 is in column 3. In field A6 is a letter of BERLIN. The F is in field E3.

14. Only two of the following three statements are true: The W and the 4 are in the same row. The F and the 1 are in the same row. The E is the only vowel in its row.

Starting help for the logical path (in white letters):

Check which statements of hint 13 cannot be true.