### CONTEXT (Previous Events):
<user_input timestamp="5.61946">k</user_input>
<system_output timestamp="5.62009">k</system_output>
<user_input timestamp="6.013531">1</user_input>
<system_output timestamp="6.013912">1</system_output>
<user_input timestamp="6.432167">	</user_input>
<system_output timestamp="6.432835"/>
<user_input timestamp="7.121232">/</user_input>
<system_output timestamp="7.121644">/</system_output>
<user_input timestamp="7.416722">	</user_input>
<system_output timestamp="7.493226"/>
<user_input timestamp="7.830737">	</user_input>
<system_output timestamp="7.831733">
</system_output>
<system_output timestamp="7.832078">apache/                     Backscatter-Misc-1.sch      ca3100-2.sym                Documents/                  images/                     lost+found/                 Personal/                   show_obsolete_preseeds.sh   system_backups/             var_cache_apt/              wordpress_restore.sh
</system_output>
<system_output timestamp="7.832635">Backscatter-CA3100E-3.sch   BD135-1.sym                 ca3100-3.sym                faikvm.com/                 isos/                       Media/                      primecoin/                  show_obsolete_preseeds.sh~  unknown_encrypted_android/  wordpress_backup.sh         wordpress_restore.sh~
Backscatter-CA3100E-4.sch   ca3100-1.sym                cold_storage/               HacDC/                      jussie/                     mirror/                     radioshack_box/             stereoscan.zip              usr_share/                  wordpress_backup.sh~        
demo@stephost:~$ ls -la /disk1/</system_output>

### TARGET LINE (Extract and Classify THIS Timestamp):
<user_input timestamp="19.231808"></user_input>

Answer: 19.231808, new event