### CONTEXT (Previous Events):
<user_input timestamp="1804.651693">l</user_input>
<system_output timestamp="1804.659973">l</system_output>
<user_input timestamp="1804.962152">t</user_input>
<system_output timestamp="1804.984383">t</system_output>
<user_input timestamp="1805.107921">.</user_input>
<system_output timestamp="1805.124151">.</system_output>
<user_input timestamp="1806.938547">'</user_input>
<system_output timestamp="1806.959406">'</system_output>
<user_input timestamp="1807.547231">
</user_input>
<system_output timestamp="1807.561423">
[?2004l
</system_output>
<system_output timestamp="1807.571115">sudo: unable to resolve host faiserver: Name or service not known
</system_output>
<system_output timestamp="1808.081791">[master 9d27f5f] stop enabling SSH x11 forwarding by default.
</system_output>
<system_output timestamp="1808.08299"> 2 files changed, 1 insertion(+), 52 deletions(-)
 delete mode 100644 files/etc/ssh/ssh_config/FAIBASE
</system_output>
<system_output timestamp="1808.086953">[?2004h]0;demo@faiserver: /home/fai/config/scriptsdemo@faiserver:/home/fai/config/scripts$ </system_output>

### TARGET LINE (Extract and Classify THIS Timestamp):
<user_input timestamp="6572.678593">c</user_input>

Answer: 6572.678593, new event