A dataset containing answer traces of executing three approaches. The variables are as follows:
data(traces)A data frame with 1543 rows and 4 variables
test: id of the test (in this case a SPARQL query) executed. Example: 'Q9.sparql'.
approach: name of the approach (or engine) used to execute the query.
answer: the value i indicates that this row corresponds to the ith answer produced by approach when executing query.
time: elapsed time (in seconds) since approach started the execution of query until the answer i is produced.