diff --git a/deploy/datasets/util.js b/deploy/datasets/util.js
index bcf51667018f507090276493ebeb101559f6b7a5..bda610f0bdb7f4e6ec89146dc2c9e1333f7d4f10 100644
--- a/deploy/datasets/util.js
+++ b/deploy/datasets/util.js
@@ -73,6 +73,7 @@ const populateSet = (flattenedRegions, set = new Set()) => {
 const initPrArray = []
 
 let juBrainSet = new Set(),
+  bigbrainCytoSet = new Set()
   shortBundleSet = new Set(),
   longBundleSet = new Set(),
   waxholm1Set = new Set(),
@@ -81,6 +82,16 @@ let juBrainSet = new Set(),
   allen2015Set = new Set(),
   allen2017Set = new Set()
 
+initPrArray.push(
+  readConfigFile('bigbrain.json')
+    .then(data => JSON.parse(data))
+    .then(json => {
+      const bigbrainCyto = flattenArray(json.parcellations.find(({ name }) => name === 'Cytoarchitectonic Maps').regions)
+      bigbrainCytoSet = populateSet(bigbrainCyto)
+    })
+    .catch(console.error)
+)
+
 initPrArray.push(
   readConfigFile('MNI152.json')
     .then(data => JSON.parse(data))
@@ -164,8 +175,7 @@ const getKgId = ({ templateName }) => {
  * @param { templateName } template to be queried 
  */
 const datasetBelongsInTemplate = ({ templateName }) => ({ referenceSpaces }) => {
-  if (referenceSpaces.length === 0) return true
-  else return referenceSpaces.some(({ name, fullId }) =>
+  return referenceSpaces.some(({ name, fullId }) =>
     name === templateName
     || fullId && fullId.includes(getKgId({ templateName })))
 }
@@ -201,6 +211,9 @@ const filterDataset = async (dataset = null, { templateName, parcellationName })
   let overwriteParcellationName
   switch (parcellationName) {
     case 'Cytoarchitectonic Maps':
+      useSet = bigbrainCytoSet
+      overwriteParcellationName = 'Jülich Cytoarchitechtonic Brain Atlas (human)'
+      break;
     case 'JuBrain Cytoarchitectonic Atlas': 
       useSet = juBrainSet
       overwriteParcellationName = 'Jülich Cytoarchitechtonic Brain Atlas (human)'
@@ -232,7 +245,7 @@ const filterDataset = async (dataset = null, { templateName, parcellationName })
   const flagDatasetBelongToParcellation =  datasetBelongToParcellation({ dataset, parcellationName: overwriteParcellationName || parcellationName })
     && await datasetRegionExistsInParcellationRegion(dataset.parcellationRegion, useSet)
 
-  return flagDatasetBelongToTemplate && flagDatasetBelongToParcellation
+  return flagDatasetBelongToTemplate || flagDatasetBelongToParcellation
 }
 
 /**
diff --git a/deploy/datasets/util.spec.js b/deploy/datasets/util.spec.js
index 081c106c2ca58c97bbeb99f8b4009d5382f2901b..a84b78208f395922cf9389954420bfd62f0409e0 100644
--- a/deploy/datasets/util.spec.js
+++ b/deploy/datasets/util.spec.js
@@ -72,11 +72,11 @@ describe('datasets/util.js', () => {
       }
     })
 
-    it('should include datasets without any reference space defined', () => {
+    it('should NOT include datasets without any reference space defined', () => {
       for (const ds of humanReceptor) {
 
         const belong = datasetBelongsInTemplate({ templateName: 'Big Brain (Histology)' })(ds)
-        expect(belong).to.be.true
+        expect(belong).to.be.false
       }
     })
 
diff --git a/docs/advanced/datasets.md b/docs/advanced/datasets.md
index bd0d5fa5d3355e03ed1e254e30bb186b278483e9..7559f8b632c9f9a6a4578e080b03a857b67acab8 100644
--- a/docs/advanced/datasets.md
+++ b/docs/advanced/datasets.md
@@ -66,7 +66,7 @@ Then datasets which have *`Mus musculus`* as one of its species described above
 
 The datasets are then filtered based on the selected template space and parcellation atlas. 
 
-The dataset must satisfy both conditionals.
+The dataset may satisfy either conditionals to be presented to the user.
 
 ### Template space
 
@@ -100,7 +100,7 @@ The dataset is considered relevant (returns true for this conditional) if the st
 | MNI Colin 27 | minds/core/dataset/v1.0.0/7f39f7be-445b-47c0-9791-e971c0b6d992 |
 
 !!! important
-    If the dataset does not have any reference spaces defined, it is considered relevant for any template space, and will return `true` for this conditional.
+    If the dataset does not have any reference spaces defined, it is considered NOT relevant for any template space, and will return `false` for this conditional.
 
 ### Parcellation atlas