Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001493152-22-007548-index-headers.html | 2022-03-23 16:30:27 | |
| 0001493152-22-007548-index.html | 2022-03-23 16:30:27 | |
| 0001493152-22-007548.txt | 2022-03-23 16:30:27 | |
 0001493152-22-007548-xbrl.zip | 45884 | 2022-03-23 16:30:27 |
| ex10-1.htm | 141748 | 2022-03-23 16:30:27 |
| ex10-2.htm | 90604 | 2022-03-23 16:30:27 |
| FilingSummary.xml | 1638 | 2022-03-23 16:30:27 |
| Financial_Report.xlsx | 5678 | 2022-03-23 16:30:27 |
| form8-k.htm | 59796 | 2022-03-23 16:30:27 |
| form8-k_htm.xml | 3572 | 2022-03-23 16:30:27 |
| MetaLinks.json | 37762 | 2022-03-23 16:30:27 |
| R1.htm | 38498 | 2022-03-23 16:30:27 |
| report.css | 2767 | 2022-03-23 16:30:27 |
| Show.js | 1085 | 2022-03-23 16:30:27 |
| ytfd-20220322.xsd | 3021 | 2022-03-23 16:30:27 |
| ytfd-20220322_def.xml | 26438 | 2022-03-23 16:30:27 |
| ytfd-20220322_lab.xml | 34476 | 2022-03-23 16:30:27 |
| ytfd-20220322_pre.xml | 22587 | 2022-03-23 16:30:27 |