| Category | Description | Point evaluation |
| Category 1 | Document describes a problem, supports its solution and describes methods of this solution | 3 |
| Category 2 | Document describes a problem, supports its solution, but does not deal with the problem on | 2 |
| Category 3 | Document describes a problem, but does not deal with the problem on | 1 |
| Category 4 | Document does not mentioned the problem at all | 0 |