...
Log in as a Transcription Analyst and click the My Tasks icon at the top of the page. The Tasks page appears.
Click the Get Tasks button adjacent to the project you wish to work on.
The labeling UI associated with this project appears.
To annotate text:
Expand the assertions lists and select appropriate assertions from the list.
Select the word or phrase you wish to identify as a named assertion.
For multiple Assertiosn Right-click on the entity of the selected word text to view all the available entities and assertions.
Select the appropriate assertions from the list. by Clicking on check box.
...