compendium

diff --git a/data/three-forms-of-unity/heidelberg-catechism.yaml b/data/three-forms-of-unity/heidelberg-catechism.yaml
index b695cd382e1162a89721985462f66e2140d0f1f6..61242c24414e7003e2f092c8a887e393f1075f70 100644
--- a/data/three-forms-of-unity/heidelberg-catechism.yaml
+++ b/data/three-forms-of-unity/heidelberg-catechism.yaml
@@ -423,8 +423,8 @@             - John.3.16
             - Acts.20.28
             - John.1.4
       - question: >-
-          Who then is that Mediator, who is in one person both very God, (a) and
-          a real (b) righteous man? (c)
+          Who then is that Mediator, who is in one person both very God,[a] and
+          a real[b] righteous man?[c]
         number: 18
         answer: >-
           Our Lord Jesus Christ:[d] "who of God is made unto us wisdom, and
@@ -655,7 +655,7 @@           Into three parts; the first is of God the Father, and our creation;
           the second of God the Son, and our redemption; the third of God the
           Holy Ghost, and our sanctification.
       - question: >-
-          Since there is but one only divine essence, (a) why speakest thou of
+          Since there is but one only divine essence,[a] why speakest thou of
           Father, Son, and Holy Ghost?
         number: 25
         answer: >-
@@ -924,7 +924,7 @@             - John.10.28
             - Rev.12.10
             - Rev.12.11
       - question: >-
-          But why art thou called a Christian? (a)
+          But why art thou called a Christian?[a]
         number: 32
         answer: >-
           Because I am a member of Christ by faith,[b] and thus am partaker of
@@ -1297,7 +1297,7 @@             - Acts.1.11
             - Matt.24.30
       - question: >-
           Is not Christ then with us even to the end of the world, as he has
-          promised? (a)
+          promised?[a]
         number: 47
         answer: >-
           Christ is very man and very God; with respect to his human nature, he