> For the complete documentation index, see [llms.txt](https://pooky.gitbook.io/pooky/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://pooky.gitbook.io/pooky/definitions-and-glossary/prediction-vocabulary.md).
# Prediction vocabulary
| Keyword | |
| ---------------------- | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| 1 X 2 | Result of a football sports match, indicating who is winning:
- 1 means the home team won
- X means the match is a draw
- 2 means the away team won
|
| BTTS | Result of a football sports match, indicating whether both teams scored at least 1 goal during the match. |
| Exact score (football) | Result of a football sports match, which is the exact score. Players predicting can get it right, or wrong. |
| Matchday | A subset of matches of an Event.
Typically in Football, when 20 teams face each other, there are 38 Matchdays of 10 Matches (19 matches per team, both home and away)
|
| Odds | Calculated probability of an event happening. It is an inverse function of the probability : if something has 20% chance to happen, its odds will be 5. |
| Over / Under 2.5 | Result of a football sports match, indicating whether the total of goals was above, or under, 2.5.
Pooky will use this concept for the Offence and Defence attributes.
|
| Prediction | User predicts the outcome of a Sports match. For example, in the Football game, he predicts the final score. |