Cleanup

data/composition/harmony.json

@@ -1,6 +1,6 @@
 {
   "version": 1,
-  "provenance": "Original conservative chord/function rules; not learned from supplied reference scores. Review of reference colors prompted the general distinction between a stable minor sixth and a resolving chromatic neighbor; no reference timing distribution was fitted.",
+  "provenance": "Shared chord/function policies. Target-guided review exposed enharmonic and immediate-resolution restrictions; changes are general degree policies, not target phrases. Available tensions and delayed resolution are informed by Berklee faculty teaching; numerical duration limits are engineering settings.",
   "license": "MIT",
   "colors": [
     {
@@ -43,7 +43,7 @@
       "degree": 9,
       "alter": 0,
       "max_beats": "4",
-      "outside": false
+      "outside": true
     },
     {
       "id": "minor_eleventh",
@@ -76,7 +76,7 @@
       "degree": 9,
       "alter": 0,
       "max_beats": "4",
-      "outside": false
+      "outside": true
     },
     {
       "id": "dominant_thirteenth",
@@ -86,7 +86,7 @@
       "degree": 13,
       "alter": 0,
       "max_beats": "4",
-      "outside": false
+      "outside": true
     },
     {
       "id": "dominant_flat_ninth",
@@ -95,10 +95,11 @@
       ],
       "degree": 9,
       "alter": -1,
-      "max_beats": "2",
+      "max_beats": "4",
       "outside": true,
-      "resolve": true,
-      "function": "resolving_dominant"
+      "resolve": false,
+      "function": "resolving_dominant",
+      "continuation": "Bounded dominant color. May continue through other chord tones/tensions rather than resolve immediately by step. Written exclusions and harmonic function remain binding."
     },
     {
       "id": "dominant_sharp_ninth",
@@ -107,10 +108,11 @@
       ],
       "degree": 9,
       "alter": 1,
-      "max_beats": "2",
+      "max_beats": "4",
       "outside": true,
-      "resolve": true,
-      "function": "resolving_dominant"
+      "resolve": false,
+      "function": "resolving_dominant",
+      "continuation": "Bounded dominant color. May continue through other chord tones/tensions rather than resolve immediately by step. Written exclusions and harmonic function remain binding."
     },
     {
       "id": "dominant_flat_thirteenth",
@@ -119,10 +121,23 @@
       ],
       "degree": 13,
       "alter": -1,
-      "max_beats": "2",
+      "max_beats": "4",
       "outside": true,
-      "resolve": true,
-      "function": "resolving_dominant"
+      "resolve": false,
+      "function": "resolving_dominant",
+      "continuation": "Bounded dominant color. May continue through other chord tones/tensions rather than resolve immediately by step. Written exclusions and harmonic function remain binding."
+    },
+    {
+      "id": "half_diminished_natural_sixth",
+      "qualities": [
+        "half_diminished"
+      ],
+      "degree": 13,
+      "alter": 0,
+      "max_beats": "4",
+      "outside": false,
+      "function": "predominant_to_dominant",
+      "continuation": "Mapped Locrian-natural-sixth color preparing the third of the following dominant; excluded when not present in the selected collection or when that harmonic function is absent."
     }
   ],
   "resolution_gap": "1",
@@ -137,5 +152,9 @@
         -2
       ]
     }
+  ],
+  "sources": [
+    "https://www.berklee.edu/berklee-today/summer-2014/tension-and-resolution",
+    "https://college.berklee.edu/berklee-today-55"
   ]
 }