### Submission Limits  
- You may submit up to 5 entries per day during the competition.  
- In the final stage, you may submit 2 entries, with only the last one counted toward the final leaderboard.

### Allowed Resources  
- You may only use the data provided by the organizers.  
- It is strictly prohibited to use the original MotionSense dataset in any way.

### Submission Format  
- Your predictions must follow the format provided in the sample_submission.csv.  

### Evaluation  
- Submissions will be evaluated using Macro-F1 score on a hidden test set.  
- The leaderboard is split into public (29%) and private (71%) parts. Final rankings are based on the private leaderboard.

### Fair Play  
- Sharing code, models, or predictions with other teams or participants before the competition ends is not allowed.  
- Any form of cheating or rule violation may result in disqualification.

### Code Submission and Usage Rights  
- After the competition, top participants may be asked to share their solution code and a brief model description.