+ENTER_DESCRIPTION (Key_engraver,
+/* descr */ "",
+/* creats*/ "KeySignature",
+/* accepts */ "key-change-event",
+/* acks */ "bar-line-interface clef-interface",
+/* reads */ "keySignature printKeyCancellation lastKeySignature explicitKeySignatureVisibility createKeyOnClefChange keyAccidentalOrder keySignature",
+/* write */ "lastKeySignature tonic keySignature");