maven/maven-core-it/it0097/pom.xml

<project>
  <modelVersion>4.0.0</modelVersion>
  <groupId>org.apache.maven.it0097</groupId>
  <artifactId>maven-it0097-launcher</artifactId>
  <version>1</version>
  <packaging>pom</packaging>

  <modules>
    <module>plugin</module>
    <module>project/project-level2/project-level3</module>
    <module>project/relative-project-level2/relative-project-level3/</module>
  </modules>
</project>