5458
the safety valve of the first tank was actuated after 16 min and 27 s , while the safety valve of the second tank was actuated after 16 min and 53 s .
 valve, tank
Please list all entity pairs containing a certain relationship in the given options.Output format is "word1, word2; word3, word4". 
Option: component whole, NA, instrument agency, member collection, cause effect, entity destination, content container, message topic, product producer, entity origin 
Text: {0} 
Answer:
 valve, tank