+STR
+DOC ---
+SEQ <tag:yaml.org,2002:omap>
+MAP
=VAL :Mark McGwire
=VAL :65
-MAP
+MAP
=VAL :Sammy Sosa
=VAL :63
-MAP
+MAP
=VAL :Ken Griffy
=VAL :58
-MAP
-SEQ
-DOC
-STR