### CONTEXT (Previous Events):
<system_output timestamp="4214.822743">[?2004hdemo@stephost:~$ </system_output>
<user_input timestamp="4223.841981">[A</user_input>
<system_output timestamp="4223.842401">ls /disk1/isos/fai_dvd*</system_output>
<user_input timestamp="4224.15282">[A</user_input>
<system_output timestamp="4224.153268">
[C[C[C[C[C[C[C[C[C[C[C[C[C[C[C[C[Crm /disk1/isos/fai_dvd-2024101[34].iso </system_output>
<user_input timestamp="4225.247206">[D</user_input>
<system_output timestamp="4225.24798"/>
<user_input timestamp="4225.912123">[D</user_input>
<system_output timestamp="4225.912643"/>
<user_input timestamp="4225.950569">[D</user_input>
<system_output timestamp="4225.951019"/>
<user_input timestamp="4225.989746">[D</user_input>
<system_output timestamp="4225.990141"/>
<user_input timestamp="4226.028049">[D</user_input>

### TARGET LINE (Extract and Classify THIS Timestamp):
<system_output timestamp="4226.028391"/>

Answer: 4226.028391, old event