### CONTEXT (Previous Events):
<user_input timestamp="10.757499">.</user_input>
<system_output timestamp="10.757882">.</system_output>
<user_input timestamp="11.140897">7</user_input>
<system_output timestamp="11.14119">7</system_output>
<user_input timestamp="11.603706">.</user_input>
<system_output timestamp="11.604019">.</system_output>
<user_input timestamp="12.330584">1</user_input>
<system_output timestamp="12.331455">1</system_output>
<user_input timestamp="12.632256">3</user_input>
<system_output timestamp="12.633323">3</system_output>
<user_input timestamp="13.446626">8</user_input>
<system_output timestamp="13.447562">8</system_output>
<user_input timestamp="14.510021">
</user_input>
<system_output timestamp="14.511984">
[?2004l
</system_output>

### TARGET LINE (Extract and Classify THIS Timestamp):
<system_output timestamp="15.137032">
</system_output>

Answer: 15.137032, new event