<dependency>
  <groupId>org.apache.maven</groupId>
  <artifactId>maven-core</artifactId>
  <version>4.0.0-alpha-2</version>
</dependency>

'org.apache.maven:maven-core:jar:4.0.0-alpha-2'

<dependency org="org.apache.maven" name="maven-core" rev="4.0.0-alpha-2">
  <artifact name="maven-core" type="jar" />
</dependency>

@Grapes(
@Grab(group='org.apache.maven', module='maven-core', version='4.0.0-alpha-2')
)

compile 'org.apache.maven:maven-core:4.0.0-alpha-2'

libraryDependencies += "org.apache.maven" % "maven-core" % "4.0.0-alpha-2"

[org.apache.maven/maven-core "4.0.0-alpha-2"]