<human>: Does the sentence "In a press conference held by the State Council Information Office the day after the earthquake, geologist Zhang Xiaodong, deputy director of CEA's Seismic Monitoring Network Center, restated that earthquake prediction was a global issue, in the sense that no proven methods exist, and that no prediction notification was received before the earthquake." provide a valid answer to the question "What do many geologists believe about earthquake prediction?"
OPTIONS:
- yes
- no
<bot>: yes