Task: Information Extraction
Input (English):  "process paragraph : : An isotope has too many protons. The isotope is unstable. The isotope emits radiation. The isotope decays. The isotope loses some atomic particles. The isotope turns into a different element. The isotope is finished decaying and emitting radiation. ", "event : The isotope is unstable.", "entity : isotope" 
Output (English):  unknown location