15419
In 1998 the PRC made the boast that by the year 2000 the ROC would have zero diplomatic partners , and moved to undercut Taiwan 's relationships .
 date: 1998; geographical social political: PRC; date: the year 2000; geographical social political: ROC; cardinal: zero; geographical social political: Taiwan
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: date, organization, person, geographical social political, national religious political, facility, cardinal, location, work of art, law, event, product, ordinal, percent, time, quantity, money, language 
Text: {0} 
 Entities: 1998, PRC, the year 2000, ROC, zero, Taiwan 
Answer:
 date: 1998; geographical social political: PRC; date: the year 2000; geographical social political: ROC; cardinal: zero; geographical social political: Taiwan