Four families are going to the beach in the morning and are bringing their family-size umbrellas. Which family has the yellow umbrella?

- 1. The green umbrella shields 5 people.
- 2. Family Thorpe arrived at the beach one hour after the family with the blue umbrella, and one hour earlier than the largest family.
- 3. Family Kendal has the green or yellow umbrella. They have one more family member than Bensons.
- 4. Ridleys don't have the white umbrella and aren't the smallest family.
- 5. The smallest family doesn't have the yellow umbrella.
- 6. If the Kendals arrived at 8:00, then the largest family arrived at 9:00.
- 7. If the family with the green umbrella arrived at 7:00, then Ridleys are 6 people.

- 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.

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