 					AND r.vocabulary_id_1 = 'Read'
 					AND r.vocabulary_id_2 IN (
 						'SNOMED',
-						'OMOP Extension'
+						'OMOP Extension',
+						'Race'
 						)
 					AND r.invalid_reason IS NULL
 				)

				AND r.vocabulary_id_2 = c2.vocabulary_id
				AND c2.vocabulary_id IN (
					'SNOMED',
					'OMOP Extension'
					)
			) r1 ON r1.concept_code_1 = c1.concept_code
			AND r1.vocabulary_id_1 = c1.vocabulary_id

		);
DROP INDEX trgm_idx;

--6. update domain_id for Read from target concepts (currently, limited to following vocabs: SNOMED, OMOP Extension, Race)
--create temporary table read_domain
--if domain_id is empty we use previous and next domain_id or its combination
DROP TABLE IF EXISTS read_domain;
CREATE UNLOGGED TABLE read_domain AS
SELECT concept_code,
