Explore performance difference for compound object. Run as:
java -jar ggzEKHbFswAgAJ-hz312/target/ggzEKHbFswAgAJ-hz312-0.0.1-SNAPSHOT.jar
java -jar ggzEKHbFswAgAJ-hz40/target/ggzEKHbFswAgAJ-hz40-0.0.1-SNAPSHOT.jar
java -jar ggzEKHbFswAgAJ-hz41/target/ggzEKHbFswAgAJ-hz41-0.0.1-SNAPSHOT.jar