Update README.md

README.md

@@ -77,7 +77,7 @@ One row of the dataset looks like this:
 
 Every row of the dataset contains the following fields:
 
-- **`PuzzleId`**: `string`, the puzzle's unique identifier.
+- **`PuzzleId`**: `string`, the puzzle's unique identifier. The puzzle would be live at `https://lichess.org/training/{PuzzleID}`.
 - **`FEN`**: `string`, the FEN string of the position before the opponent makes their move.
 - **`Moves`**: `string`, the solution to the puzzle. All player moves of the solution are "only moves", i.e. playing any other move would considerably worsen the player position. An exception is made for mates in one: there can be several. Any move that checkmates should win the puzzle.
 - **`Rating`**: `int`, the Glicko-2 rating of the puzzle.
@@ -85,7 +85,7 @@ Every row of the dataset contains the following fields:
 - **`Popularity`**: `int`, a number between `100` (best) and `-100` (worst), calculated as `100 * (upvotes - downvotes)/(upvotes + downvotes)`. Votes are weighted by various factors such as whether the puzzle was solved successfully or the solver's puzzle rating in comparison to the puzzle's.
 - **`NbPlays`**: `int`, the number of times a puzzle was played.
 - **`Themes`**: `string`, a space separated list of puzzle themes.
-- **`GameUrl`**: `string`, the link to the puzzle on https://lichess.org
+- **`GameUrl`**: `string`, the link to the specific game and move the puzzle was taken from.
 - **`OpeningTags`**: `string`, a space separated list of openings. This is only set for puzzles starting before move 20.
 
 For a list of all possible puzzle themes and their description: https://github.com/ornicar/lila/blob/master/translation/source/puzzleTheme.xml