feat: 0 train dataset
feat: add 1 train dataset
feat: add 2 train dataset
feat: add 3 train dataset
feat: add 4 train dataset
feat: add 5 train dataset
feat: add 6 train dataset
feat: add 7 train dataset
feat: add 8 train dataset
feat: add 9 train dataset
feat: combine multiple train data

Closes #2
Merge pull request #6 from janantala/feat/train

feat: train dataset