### CONTEXT (Previous Events):
<system_output timestamp="22.013972">n</system_output>
<user_input timestamp="22.264625">
</user_input>
<system_output timestamp="22.277127">
[?2004l</system_output>
<system_output timestamp="22.313078">libbpf0
</system_output>
<system_output timestamp="22.314355">libcbor0
libclamav9
</system_output>
<system_output timestamp="22.316143">... [TRUNCATED TO SAVE SPACE] ...</system_output>
<system_output timestamp="22.317011">... [TRUNCATED TO SAVE SPACE] ...</system_output>
<system_output timestamp="22.318205">... [TRUNCATED TO SAVE SPACE] ...</system_output>
<system_output timestamp="22.318999">... [TRUNCATED TO SAVE SPACE] ...</system_output>
<system_output timestamp="22.320143">libsigsegv2
libtiff5
</system_output>
<system_output timestamp="22.32064">libusb-0.1-4
</system_output>
<system_output timestamp="22.322052">[?2004hdemo@faiserver:/home/fai$ </system_output>
<user_input timestamp="23.443798">s</user_input>
<system_output timestamp="23.464252">s</system_output>

### TARGET LINE (Extract and Classify THIS Timestamp):
<user_input timestamp="23.547939">u</user_input>

Answer: 23.547939, new event