The puzzles are challenging, but the rules are very easy: combine three gems that belong together.
Each combination includes a head (example: D), a tail (OG), and a synonym (HOUND).
Example: D+OG = HOUND
There are 13 combinations hidden in each puzzle. Some gems belong to more than just one combination. Gems that are used up turn green.
Find all 13 combinations. Play against the clock or just for fun.