Complex sentence: In the standard version, the experts answer questionnaires in two or more rounds, after each of which a facilitator provides an anonymous summary of the experts forecasts from the previous round as well as the reasons they provided for their judgments.
Split into simpler sentences: In the standard version, the experts answer questionnaires in two or more rounds. After each round, a facilitator provides an anonymous summary of the experts forecasts from the previous round as well as the reasons they provided for their judgments.