### CONTEXT (Previous Events):
<system_output timestamp="15.575589">a</system_output>
<user_input timestamp="15.720309">c</user_input>
<system_output timestamp="15.731128">c</system_output>
<user_input timestamp="15.950098">s</user_input>
<system_output timestamp="15.964619">s</system_output>
<user_input timestamp="16.071503"> </user_input>
<system_output timestamp="16.07964"> </system_output>
<user_input timestamp="16.423058">p</user_input>
<system_output timestamp="16.433393">p</system_output>
<user_input timestamp="16.612519">a</user_input>
<system_output timestamp="16.629592">a</system_output>
<user_input timestamp="16.900966">	</user_input>
<system_output timestamp="16.931541">ckage_config/</system_output>
<user_input timestamp="18.290175">F</user_input>

### TARGET LINE (Extract and Classify THIS Timestamp):
<system_output timestamp="18.298449">F</system_output>

Answer: 18.298449, old event