6057
The other extreme , model-free RL , tends to require infeasibly large numbers of real-life trials .
 used for: real-life trials, model-free RL
Given options, please tell me the relationships of all the listed entity pairs.Output format is "relation1: word1, word2; relation2: word3, word4". 
Option: conjunction, feature of, hyponym of, used for, part of, compare, evaluate for 
Text: {0} 
 Entity Pairs:  real-life trials, model-free RL 
Answer:
 used for: real-life trials, model-free RL