6266
After reopening for about 15 minutes , the S&P index tumbled to its 30 - point limit and the second freeze went into effect .
 time: about 15 minutes; organization: S&P; cardinal: 30; ordinal: second
Please list all entity words in the text that fit the category.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} 
Answer:
 time: about 15 minutes; organization: S&P; cardinal: 30; ordinal: second