Clarify comment added in [].

--
MOS_MIGRATED_REVID=86689743
diff --git a/src/main/java/com/google/devtools/build/lib/analysis/TopLevelArtifactHelper.java b/src/main/java/com/google/devtools/build/lib/analysis/TopLevelArtifactHelper.java
index b6cbdf9..964df0d 100644
--- a/src/main/java/com/google/devtools/build/lib/analysis/TopLevelArtifactHelper.java
+++ b/src/main/java/com/google/devtools/build/lib/analysis/TopLevelArtifactHelper.java
@@ -31,9 +31,10 @@
   /***
    * The set of artifacts to build.
    *
-   * <p>There are two kinds: the ones that the user cares about and the ones she doesn't. The
-   * latter type doesn't get reported on various outputs, e.g. on the console output listing the
-   * output artifacts of targets on the command line.
+   * <p>There are two kinds: the ones that the user cares about (e.g. files to build) and the ones
+   * she doesn't (e.g. baseline coverage artifacts). The latter type doesn't get reported on various
+   * outputs, e.g. on the console  output listing the output artifacts of targets on the command
+   * line.
    */
   @Immutable
   public static final class ArtifactsToBuild {