STAR PUZZLE
Fill in each of the empty hexagons with numbers between 1 and 7 following these three rules:
1. No numbers in a horizontal line can be repeated.
2. No numbers in a diagonal line can be repeated.
3. No numbers in the seven coloured hexagons can be repeated.
Note: Each of the white hexagons is part of a line of seven that must contain each of the numbers between 1 and 7.