• 1. Exactly one of the aircrafts has the same initial in its name and in its nationality.
  • 2. The Gribovsky was launched 2 years later than the Showa. Neither of them was French.
  • 3. The Japanese aircraft was the number 88 or the L2D.
  • 4. The Soviet vessel wasn't the Farman.
  • 5. The Junkers wasn't the L2D, and it was released 2 years after the aircraft number 400.
  • 6. Germany launched an aircraft in an odd year if and only if the Showa was launched in an even year.
  • 7. Japan launched an aircraft in 1936 or in 1939.
  • 8. The soviet aircraft was deployed five years after the German one.
  • 9. German aircraft wasn't the number 11.
  • 1. Exactly one of the aircrafts has the same initial in its name and in its nationality.
  • 2. The Gribovsky was launched 2 years later than the Showa. Neither of them was French.
  • 3. The Japanese aircraft was the number 88 or the L2D.
  • 4. The Soviet vessel wasn't the Farman.
  • 5. The Junkers wasn't the L2D, and it was released 2 years after the aircraft number 400.
  • 6. Germany launched an aircraft in an odd year if and only if the Showa was launched in an even year.
  • 7. Japan launched an aircraft in 1936 or in 1939.
  • 8. The soviet aircraft was deployed five years after the German one.
  • 9. German aircraft wasn't the number 11.

Observation: This table is automatically filled accordingly to the grid.

How to play

  • Start by reading all the clues;
  • Find the most basic clues and use the grid to mark them on it;
  • Use logic deduction to find propositions that are not explicit;
  • Click on a clue to mark it as used;
  • The answer table is filled automatically.

More Logic Grid Puzzles

See our logic grid puzzles list.

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Need help?

If, after reading the instructions, you still don't understand how to play, try playing one of these simpler logic grids puzzles. They are "very very easy".

Step by step guide

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Printable version

You can download the PDF version of this logic grid puzzle.

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