Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001493152-22-014078-index-headers.html | 2022-05-17 06:56:06 | |
| 0001493152-22-014078-index.html | 2022-05-17 06:56:06 | |
| 0001493152-22-014078.txt | 2022-05-17 06:56:06 | |
 0001493152-22-014078-xbrl.zip | 19404 | 2022-05-17 06:56:06 |
| ex4-1.htm | 44237 | 2022-05-17 06:56:06 |
| FilingSummary.xml | 1609 | 2022-05-17 06:56:06 |
| Financial_Report.xlsx | 5759 | 2022-05-17 06:56:06 |
| form8-k.htm | 40952 | 2022-05-17 06:56:06 |
| form8-k_htm.xml | 3772 | 2022-05-17 06:56:06 |
| MetaLinks.json | 37762 | 2022-05-17 06:56:06 |
| R1.htm | 41962 | 2022-05-17 06:56:06 |
| report.css | 2767 | 2022-05-17 06:56:06 |
| Show.js | 1084 | 2022-05-17 06:56:06 |
| ytfd-20220516.xsd | 3021 | 2022-05-17 06:56:06 |
| ytfd-20220516_lab.xml | 34476 | 2022-05-17 06:56:06 |
| ytfd-20220516_pre.xml | 22587 | 2022-05-17 06:56:06 |