Rules: Place a digit from 1 to 9 in each empty cell so that each digit appears exactly once in each row, column and 3x3 outlined box.
There are some thermometer shapes in the grid. Digits along the thermometers never decrease from the bulb to the flat end.
Each purple line contains consecutive digits, in any order.
Adjacent digits along each green line have a difference of at least 5.
Adjacent digits along each orange line have a difference of at least 4.