3750
Empirical results also demonstrate that -- when given only a crude model and a small number of real-life trials -- our algorithm can obtain near-optimal performance in the real system .
 crude model, real-life trials; crude model, algorithm; real-life trials, algorithm
Please list all entity pairs containing a certain relationship in the given options.Output format is "word1, word2; word3, word4". 
Option: conjunction, feature of, hyponym of, used for, part of, compare, evaluate for 
Text: {0} 
Answer:
 crude model, real-life trials; crude model, algorithm; real-life trials, algorithm