diff --git a/README.md b/README.md
index cce8bff..b80d8fe 100644
--- a/README.md
+++ b/README.md
@@ -16,6 +16,9 @@ Additionally, the accent has the following mergers:
  *  HURRY-FURRY
  *  MERRY-MARRY-MARY
 
+The context tags are defined in the `cainteoir.ttl` file of the
+[pos-tags](https://github.com/rhdunn/pos-tags) project.
+
 ## License
 
 Copyright (C) 1993-2008 Carnegie Mellon University. All rights reserved.  
diff --git a/amepd.ttl b/amepd.ttl
deleted file mode 100644
index d66c894..0000000
--- a/amepd.ttl
+++ /dev/null
@@ -1,111 +0,0 @@
-# SKOS description of the AmEPD context tags
-#
-# Copyright (c) 2016 Reece H. Dunn (Cainteoir Technologies). All rights reserved.
-#
-# Use of this dictionary for any research or commercial purpose is completely
-# unrestricted.  If you make use of or redistribute this material, we would
-# appreciate acknowlegement of its origin.
-
-@prefix dct:  <http://purl.org/dc/terms/> .
-@prefix pos:  <http://reecedunn.co.uk/linguistics/model/pos/> .
-@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
-@prefix xsd:  <http://www.w3.org/2001/XMLSchema> .
-
-@prefix amepd: <http://reecedunn.co.uk/linguistics/pos/amepd/> .
-
-amepd: a skos:ConceptScheme ;
-	dct:title "AmEPD Context Tags"@en ;
-	dct:description "This is the context tags used by the AmEPD (American English Pronunciation Dictionary) to identify different pronunciation contexts." ;
-	skos:notation "amepd" ;
-	skos:hasTopConcept amepd:adj ;
-	skos:hasTopConcept amepd:adv ;
-	skos:hasTopConcept amepd:det ;
-	skos:hasTopConcept amepd:conj ;
-	skos:hasTopConcept amepd:intj ;
-	skos:hasTopConcept amepd:noun ;
-	skos:hasTopConcept amepd:num ;
-	skos:hasTopConcept amepd:prep ;
-	skos:hasTopConcept amepd:pron ;
-	skos:hasTopConcept amepd:verb ;
-	skos:hasTopConcept amepd:verb_past ;
-	skos:hasTopConcept amepd:2 ;
-	skos:hasTopConcept amepd:3 .
-
-amepd:adj a skos:Concept ;
-	skos:prefLabel "adjective"@en ;
-	skos:notation "adj" ;
-	skos:exactMatch pos:adjective ;
-	skos:inScheme amepd: .
-
-amepd:adv a skos:Concept ;
-	skos:prefLabel "adverb"@en ;
-	skos:notation "adv" ;
-	skos:exactMatch pos:adverb ;
-	skos:inScheme amepd: .
-
-amepd:det a skos:Concept ;
-	skos:prefLabel "determiner"@en ;
-	skos:notation "det" ;
-	skos:exactMatch pos:determiner ;
-	skos:inScheme amepd: .
-
-amepd:conj a skos:Concept ;
-	skos:prefLabel "conjunction"@en ;
-	skos:notation "conj" ;
-	skos:exactMatch pos:conjunction ;
-	skos:inScheme amepd: .
-
-amepd:intj a skos:Concept ;
-	skos:prefLabel "interjection"@en ;
-	skos:notation "intj" ;
-	skos:exactMatch pos:interjection ;
-	skos:inScheme amepd: .
-
-amepd:noun a skos:Concept ;
-	skos:prefLabel "noun"@en ;
-	skos:notation "noun" ;
-	skos:exactMatch pos:noun ;
-	skos:inScheme amepd: .
-
-amepd:num a skos:Concept ;
-	skos:prefLabel "number"@en ;
-	skos:altLabel "numeral"@en ;
-	skos:notation "num" ;
-	skos:exactMatch pos:number ;
-	skos:inScheme amepd: .
-
-amepd:prep a skos:Concept ;
-	skos:prefLabel "preposition"@en ;
-	skos:notation "prep" ;
-	skos:exactMatch pos:preposition ;
-	skos:inScheme amepd: .
-
-amepd:pron a skos:Concept ;
-	skos:prefLabel "pronoun"@en ;
-	skos:notation "pron" ;
-	skos:exactMatch pos:pronoun ;
-	skos:inScheme amepd: .
-
-amepd:verb a skos:Concept ;
-	skos:prefLabel "verb"@en ;
-	skos:notation "verb" ;
-	skos:broadMatch pos:verb ;
-	skos:inScheme amepd: .
-
-amepd:verb_past a skos:Concept ;
-	skos:prefLabel "past tense verb"@en ;
-	skos:notation "verb@past" ;
-	skos:broadMatch pos:verb ;
-	skos:inScheme amepd: .
-
-amepd:2 a skos:Concept ;
-	skos:prefLabel "2"@en ;
-	skos:notation "2" ;
-	skos:note "An alternate pronunciation." ;
-	skos:inScheme amepd: .
-
-amepd:3 a skos:Concept ;
-	skos:prefLabel "3"@en ;
-	skos:notation "3" ;
-	skos:note "An alternate pronunciation." ;
-	skos:inScheme amepd: .
diff --git a/cmudict b/cmudict
index b1155b0..f026f89 100644
--- a/cmudict
+++ b/cmudict
@@ -8,7 +8,7 @@
 ;;; unrestricted.  If you make use of or redistribute this material, we would
 ;;; appreciate acknowlegement of its origin.
 ;;;
-;;;@@ context-format=amepd.ttl @@
+;;;@@ context-format=cainteoir @@
 ;;;@@ metadata-format=json @@
 ;;;@@ metadata=@s:context @@ How the word is used in a sentence. Used to disambiguate pronunciations.
 ;;;@@ metadata=@s:expanded @@ The expanded text of the abbreviation/initialism.