### CONTEXT (Previous Events):
<user_input timestamp="5907.606756"></user_input>
<system_output timestamp="5907.611101">[P</system_output>
<user_input timestamp="5907.779973">s</user_input>
<system_output timestamp="5907.800839">[1@s</system_output>
<user_input timestamp="5907.898616">u</user_input>
<system_output timestamp="5907.906422">[1@u</system_output>
<user_input timestamp="5908.089058">d</user_input>
<system_output timestamp="5908.094908">[1@d</system_output>
<user_input timestamp="5908.206062">o</user_input>
<system_output timestamp="5908.221602">[1@o</system_output>
<user_input timestamp="5908.324298"> </user_input>
<system_output timestamp="5908.328553"> [1@ </system_output>
<user_input timestamp="5908.766057">g</user_input>
<system_output timestamp="5908.77224">[1@g</system_output>

### TARGET LINE (Extract and Classify THIS Timestamp):
<user_input timestamp="5908.900889">i</user_input>

Answer: 5908.900889, old event