subprojects/parseq-examples/src/main/java/com/linkedin/parseq/example/domain/Examples.java
Task<List<String>> createConnectionsSummaries(int id) {
    return fetchPerson(id).flatMap("createConnectionsSummaries", person -> createConnectionsSummaries(person.getConnections()));
  }
Task<List<String>> createConnectionsSummaries(int id) {
    return fetchPerson(id).flatMap("createConnectionsSummaries", person -> createConnectionsSummaries(person.getConnections()));
  }
create list of summaries, one per each connection