<html><body><div style="color:#000; background-color:#fff; font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, Sans-Serif;font-size:12pt"><div>Hello,</div><div>I'd like to annotate a corpus with semantic information about events and the semantic roles of different entities participating in them. Is there a good corpus annotation tool which also allows for carrying out evaluations. I know there are many different ones, however I need one that is not difficult to use </div><div><br></div><div style="color: rgb(0, 0, 0); font-size: 16px; font-family: HelveticaNeue,Helvetica Neue,Helvetica,Arial,Lucida Grande,Sans-Serif; background-color: transparent; font-style: normal;">All the best,</div><div style="color: rgb(0, 0, 0); font-size: 16px; font-family: HelveticaNeue,Helvetica Neue,Helvetica,Arial,Lucida Grande,Sans-Serif; background-color: transparent; font-style: normal;">Hristo Tanev<br></div></div></body></html>