### CONTEXT (Previous Events):
<user_input timestamp="449.651783">e</user_input>
<system_output timestamp="449.671464">e</system_output>
<user_input timestamp="449.927203">/</user_input>
<system_output timestamp="449.939834">/</system_output>
<user_input timestamp="450.299451">f</user_input>
<system_output timestamp="450.310896">f</system_output>
<user_input timestamp="450.414954">a</user_input>
<system_output timestamp="450.434909">a</system_output>
<user_input timestamp="450.473799">i</user_input>
<system_output timestamp="450.476807">i</system_output>
<user_input timestamp="450.877308">	</user_input>
<system_output timestamp="450.895524">/</system_output>
<user_input timestamp="451.378961">
</user_input>
<system_output timestamp="451.397206">
[?2004l
</system_output>

### TARGET LINE (Extract and Classify THIS Timestamp):
<system_output timestamp="451.397843">[?2004h]0;demo@faiserver: /home/faidemo@faiserver:/home/fai$ </system_output>

Answer: 451.397843, new event