### CONTEXT (Previous Events):
<system_output timestamp="1486.172382">[K</system_output>
<user_input timestamp="1486.840442"></user_input>
<system_output timestamp="1486.851299">[K</system_output>
<user_input timestamp="1486.904862"></user_input>
<system_output timestamp="1486.90953">[K</system_output>
<user_input timestamp="1486.925652"></user_input>
<user_input timestamp="1486.946397"></user_input>
<system_output timestamp="1486.949372">[K</system_output>
<system_output timestamp="1486.969687">[K</system_output>
<user_input timestamp="1486.988008"></user_input>
<system_output timestamp="1487.007871">[K</system_output>
<user_input timestamp="1487.051915"></user_input>
<system_output timestamp="1487.067092">[K</system_output>
<user_input timestamp="1487.073194"></user_input>

### TARGET LINE (Extract and Classify THIS Timestamp):
<system_output timestamp="1487.086662">[K</system_output>

Answer: 1487.086662, old event