Task: Question Answering
Input (English): Following previous studies BIBREF1, we collect event-related microposts from Twitter using 11 and 8 seed events (see Section SECREF2) for CyberAttack and PoliticianDeath, respectively. 
 Question: Which real-world datasets are used?
Output (English): Tweets related to CyberAttack and tweets related to PoliticianDeath