Split Terce/Sext/None Preces into always-shown Kyrie/Pater + ferial-only versicles

Kyrie eleison and Pater Noster now render every day regardless of rank
(minor-hour-kyrie-pater); the further Preces V/R versicle pairs are
ferial-only, dropped on Sunday and any sanctoral winner.

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_017XMSokiTD2Qc5vPP2YQu3Q

src/data/hours/none.yml

@@ -10,9 +10,12 @@ parts:
     resolve: by-weekday
   - kind: chapter
     textRef: { source: common, id: none-capitulum-per-annum }
+  - kind: preces
+    textRef: { source: common, id: minor-hour-kyrie-pater }
   - kind: preces
     textRef: { source: common, id: minor-hour-preces-feriales }
     label: Preces
+    ferialOnly: true
   - kind: day-collect
   - kind: preces
     textRef: { source: common, id: little-hour-conclusio }

src/data/hours/sext.yml

@@ -10,9 +10,12 @@ parts:
     resolve: by-weekday
   - kind: chapter
     textRef: { source: common, id: sext-capitulum-per-annum }
+  - kind: preces
+    textRef: { source: common, id: minor-hour-kyrie-pater }
   - kind: preces
     textRef: { source: common, id: minor-hour-preces-feriales }
     label: Preces
+    ferialOnly: true
   - kind: day-collect
   - kind: preces
     textRef: { source: common, id: little-hour-conclusio }

src/data/hours/terce.yml

@@ -18,8 +18,13 @@
 # Preces (Kyrie/Pater Noster + a short V/R litany) were added after the
 # chapter/collect, by deliberate choice, even though real Monastic
 # Terce/Sext/None has none — see minor-hour-preces-feriales.yml's header
-# for the reference-engine source and the "every day" simplification,
-# mirroring the same deviation already made for Prime.
+# for the reference-engine source, mirroring the same deviation already
+# made for Prime. Split 2026-09-01, by explicit choice: the Kyrie/Pater
+# Noster piece (minor-hour-kyrie-pater) always shows regardless of rank,
+# while the further Preces versicles proper (minor-hour-preces-feriales,
+# now trimmed to just those) are ferial-only (`ferialOnly: true`) —
+# see hours/resolve-common.ts's isFerialOrVigil, the same predicate
+# Lauds'/Vespers' own ferial Preces use.
 id: terce
 parts:
   - kind: opening-versicle
@@ -29,9 +34,12 @@ parts:
     resolve: by-weekday
   - kind: chapter
     textRef: { source: common, id: terce-capitulum-per-annum }
+  - kind: preces
+    textRef: { source: common, id: minor-hour-kyrie-pater }
   - kind: preces
     textRef: { source: common, id: minor-hour-preces-feriales }
     label: Preces
+    ferialOnly: true
   - kind: day-collect
   - kind: preces
     textRef: { source: common, id: little-hour-conclusio }

src/data/propers/common/minor-hour-kyrie-pater.yml

@@ -0,0 +1,23 @@
+# Split out of minor-hour-preces-feriales.yml on 2026-09-01, by explicit
+# choice: Terce/Sext/None should always show the Kyrie and Pater Noster
+# (with its own "Et ne nos indúcas/Sed líbera nos a malo" completion),
+# even on a Sunday or feast, while the further Preces versicles that used
+# to follow in the same block (now trimmed down to just those, still under
+# minor-hour-preces-feriales's own id) become ferial-only — see that
+# file's header and data/hours/terce.yml's for the reasoning. Text
+# otherwise unchanged from what was verified there.
+id: minor-hour-kyrie-pater
+text:
+  la: |
+    Kýrie, eléison. Christe, eléison. Kýrie, eléison.
+    Pater noster, qui es in cælis, sanctificétur nomen tuum: advéniat regnum tuum: fiat volúntas tua, sicut in cælo et in terra. Panem nostrum cotidiánum da nobis hódie: et dimítte nobis débita nostra, sicut et nos dimíttimus debitóribus nostris:
+    V. Et ne nos indúcas in tentatiónem:
+    R. Sed líbera nos a malo.
+  en: |
+    Lord, have mercy. Christ, have mercy. Lord, have mercy.
+    Our Father, who art in heaven, hallowed be thy name; thy kingdom come; thy will be done on earth as it is in heaven. Give us this day our daily bread; and forgive us our trespasses, as we forgive those who trespass against us:
+    V. And lead us not into temptation:
+    R. But deliver us from evil.
+status:
+  la: verified
+  en: verified

src/data/propers/common/minor-hour-preces-feriales.yml

@@ -5,28 +5,24 @@
 # [Preces feriales minora]). Shared by Terce, Sext, and None — the Latin is
 # identical across all three per the reference engine.
 #
-# Deliberate deviation from real Monastic 1617 (which has no Preces at the
-# Little Hours at all) and from the reference engine's own rubric (which
-# says the Pater Noster here is "secreto," silent): by explicit choice this
-# project shows the Kyrie and Pater Noster as spoken text rather than
-# dropping them the way Prime drops its silently-said opening Pater/Ave —
-# see prime.yml's header for that contrasting precedent.
+# Trimmed 2026-09-01, by explicit choice: this file used to hold the whole
+# block (Kyrie + Pater Noster + all four V/R pairs) and was shown every
+# day. The Kyrie/Pater Noster piece was split out into its own always-
+# shown `minor-hour-kyrie-pater` part (see that file) so it keeps
+# appearing regardless of rank; what's left here — the three further V/R
+# pairs, the actual "Preces" versicles proper — is now ferial-only
+# (`ferialOnly: true` in data/hours/terce.yml etc.), matching real
+# historical practice (Preces are dropped on Sundays/feasts) more closely
+# than the old "every day" simplification did.
 #
-# Also by explicit choice, said on *every* day regardless of rank, not just
-# ferias — mirroring the same "every day" simplification already made for
-# Prime's ferial Preces (see prime-preces-feriales.yml). The reference
-# engine's Sunday/feast form for the Little Hours (Kyrie + Pater Noster +
-# a silently-said Creed, then a V/R block that's actually reused from
-# Compline's own dominical Preces) looks like a data-reuse quirk rather
-# than genuinely-authored minor-hour content, so it was deliberately not
-# imported.
+# Deliberate deviation from real Monastic 1617 (which has no Preces at the
+# Little Hours at all): by explicit choice this project still adds them on
+# ferial days, mirroring the same "every day" simplification originally
+# made for Prime's ferial Preces (see prime-preces-feriales.yml) but now
+# scoped to ferias only, per direct instruction.
 id: minor-hour-preces-feriales
 text:
   la: |
-    Kýrie, eléison. Christe, eléison. Kýrie, eléison.
-    Pater noster, qui es in cælis, sanctificétur nomen tuum: advéniat regnum tuum: fiat volúntas tua, sicut in cælo et in terra. Panem nostrum cotidiánum da nobis hódie: et dimítte nobis débita nostra, sicut et nos dimíttimus debitóribus nostris:
-    V. Et ne nos indúcas in tentatiónem:
-    R. Sed líbera nos a malo.
     V. Dómine, Deus virtútum, convérte nos.
     R. Et osténde fáciem tuam, et salvi érimus.
     V. Exsúrge, Christe, ádjuva nos.
@@ -34,10 +30,6 @@ text:
     V. Dómine, exáudi oratiónem meam.
     R. Et clamor meus ad te véniat.
   en: |
-    Lord, have mercy. Christ, have mercy. Lord, have mercy.
-    Our Father, who art in heaven, hallowed be thy name; thy kingdom come; thy will be done on earth as it is in heaven. Give us this day our daily bread; and forgive us our trespasses, as we forgive those who trespass against us:
-    V. And lead us not into temptation:
-    R. But deliver us from evil.
     V. O Lord, God of hosts, convert us.
     R. And show us thy face, and we shall be saved.
     V. Arise, O Christ, and help us.

src/hours/none.ts

@@ -14,6 +14,7 @@ import {
   resolveMinorHourAntiphon,
   resolveMinorHourChapter,
   resolveSelfContainedHymn,
+  isFerialOrVigil,
 } from './resolve-common';
 import noneDefinitionData from '../data/hours/none.yml';
 import antiphonsData from '../data/hours/none-antiphons.yml';
@@ -32,6 +33,7 @@ function resolvePart(part: HourPart, day: LiturgicalDay): ResolvedPart[] {
     case 'day-collect':
       return [{ kind: 'prayer', text: getDayCollect(day) }];
     case 'preces':
+      if (part.ferialOnly && !isFerialOrVigil(day)) return [];
       return [{ kind: 'preces', text: resolveCommon(part.textRef.id), label: part.label }];
     case 'variable': {
       // Only 'by-weekday' applies here — one antiphon framing all three

src/hours/sext.ts

@@ -14,6 +14,7 @@ import {
   resolveMinorHourAntiphon,
   resolveMinorHourChapter,
   resolveSelfContainedHymn,
+  isFerialOrVigil,
 } from './resolve-common';
 import sextDefinitionData from '../data/hours/sext.yml';
 import antiphonsData from '../data/hours/sext-antiphons.yml';
@@ -32,6 +33,7 @@ function resolvePart(part: HourPart, day: LiturgicalDay): ResolvedPart[] {
     case 'day-collect':
       return [{ kind: 'prayer', text: getDayCollect(day) }];
     case 'preces':
+      if (part.ferialOnly && !isFerialOrVigil(day)) return [];
       return [{ kind: 'preces', text: resolveCommon(part.textRef.id), label: part.label }];
     case 'variable': {
       // Only 'by-weekday' applies here — one antiphon framing all three

src/hours/terce.ts

@@ -14,6 +14,7 @@ import {
   resolveMinorHourAntiphon,
   resolveMinorHourChapter,
   resolveSelfContainedHymn,
+  isFerialOrVigil,
 } from './resolve-common';
 import terceDefinitionData from '../data/hours/terce.yml';
 import antiphonsData from '../data/hours/terce-antiphons.yml';
@@ -32,6 +33,7 @@ function resolvePart(part: HourPart, day: LiturgicalDay): ResolvedPart[] {
     case 'day-collect':
       return [{ kind: 'prayer', text: getDayCollect(day) }];
     case 'preces':
+      if (part.ferialOnly && !isFerialOrVigil(day)) return [];
       return [{ kind: 'preces', text: resolveCommon(part.textRef.id), label: part.label }];
     case 'variable': {
       // Only 'by-weekday' applies here — one antiphon framing all three

src/hours/types.ts

@@ -43,7 +43,14 @@ export type HourPart =
   // both Monastic and secular tracks, drops Compline's Preces to nothing
   // on a Double, with no substitute) — the flag still means "not the full
   // text here," just not "nothing here."
-  | { kind: 'preces'; textRef: PropersRef; label?: string; omitOnDouble?: true }
+  // `ferialOnly` marks a part that's dropped outright (not substituted)
+  // on a Sunday/feast day — Terce/Sext/None's own trailing Preces
+  // versicles (minor-hour-preces-feriales, trimmed 2026-09-01 to just
+  // those versicles) are the only current user: the Kyrie/Pater Noster
+  // that used to precede them in the same block was split out into its
+  // own always-shown `minor-hour-kyrie-pater` part instead of following
+  // suit, by explicit choice — see data/hours/terce.yml's header.
+  | { kind: 'preces'; textRef: PropersRef; label?: string; omitOnDouble?: true; ferialOnly?: true }
   | { kind: 'psalm'; psalmNumber: number; verses?: string; antiphonRef?: PropersRef }
   | { kind: 'canticle'; canticleId: string; textRef: PropersRef; antiphonRef?: PropersRef }
   | {