Mining Sequential Update Summarization with Hierarchical Text Analysis

Algorithm 2

An unexpected event definition for “2012 Buenos Aires Rail Disaster” in the SUS task [48].

<event>

 <id>1</id>

 <start>1329910380</start>

 <end>1330774380</end>

 <query>buenos aires train crash</query>

 <type>accident</type>

 <locations/>

 <deaths/>

 <injuries/>

</event>