diff --git a/src/cr1/validator/w3c.ts b/src/cr1/validator/w3c.ts
index 3f6a1cd..ddf88d5 100644
--- a/src/cr1/validator/w3c.ts
+++ b/src/cr1/validator/w3c.ts
@@ -79,6 +79,27 @@ const holder = (result: ValidationResult, pointer: string, value: any) => {
   }
 }
 
+// https://www.w3.org/TR/vc-data-model-2.0/#presentations-0
+const verifiableCredential = (result: ValidationResult, pointer: string, value: any) => {
+  const nonObjectPointer = pointer?.split('/verifiableCredential/').pop() as string
+  if (pointer.startsWith('/verifiableCredential/') && nonObjectPointer.length === 1 && !Number.isNaN(parseInt(nonObjectPointer))) {
+    console.log("VAL:",  pointer, value);
+    if (typeof value !== 'object') {
+      result.warnings.push({
+        // eslint-disable-next-line @typescript-eslint/no-explicit-any
+        message: `verifiableCredential MUST NOT be non-object values such as numbers, strings, or URLs`,
+        pointer,
+        reference: 'https://www.w3.org/TR/vc-data-model-2.0/#presentations-0'
+      })
+    }
+    // Check Enveloped Cred
+
+    // 
+  }
+}
+
+
+
 // https://www.w3.org/TR/2024/CRD-vc-data-model-2.0-20240205/#types
 const types = (result: ValidationResult, pointer: string, value: any) => {
   // I'm not writing a test for:
@@ -130,6 +151,7 @@ export const conformance = (result: ValidationResult) => {
     names_and_descriptions(result, pointer, value)
     issuer(result, pointer, value)
     holder(result, pointer, value)
+    verifiableCredential(result, pointer, value);
   }
 
   return result
diff --git a/test/w3c-cr-1/5-data-model.test.ts b/test/w3c-cr-1/5-data-model.test.ts
index 816c3f9..b3a3141 100644
--- a/test/w3c-cr-1/5-data-model.test.ts
+++ b/test/w3c-cr-1/5-data-model.test.ts
@@ -262,7 +262,58 @@ credentialSubject:
 // https://www.w3.org/TR/2024/CRD-vc-data-model-2.0-20240205/#presentations-0
 describe("Presentations", () => {
   describe("Presentation - verifiableCredential", () => {
-    it.todo("complete me")
+    it("can be an array of enveloped credentials and credentials", async  () => {
+      const validation = await review(
+        text(`
+  "@context":
+    - https://www.w3.org/ns/credentials/v2
+  type:
+    - VerifiablePresentation
+  holder: 
+    id: https://university.example/issuers/565049
+  verifiableCredential:
+    - "@context": https://www.w3.org/ns/credentials/v2
+      id: data:application/vc+ld+json+sd-jwt;QzVjV...RMjU
+      type: EnvelopedVerifiableCredential
+    - "@context":
+        - https://www.w3.org/ns/credentials/v2
+      type:
+        - VerifiableCredential
+      issuer: 
+        id: https://university.example/issuers/565049
+      credentialSubject:
+        - id: https://university.example/issuers/1
+        - id: https://university.example/issuers/2
+  `)
+      );
+      expect(validation.warnings).toEqual([{
+        message: 'Identifier will not be well understood:  data:application/vc+ld+json+sd-jwt;QzVjV...RMjU',
+        pointer: '/verifiableCredential/0/id',
+        reference: 'https://www.w3.org/TR/2024/CRD-vc-data-model-2.0-20240205/#identifiers'
+      }]);
+    })
+
+    it("warns when non-object value is used", async  () => {
+      const validation = await review(
+        text(`
+  "@context":
+    - https://www.w3.org/ns/credentials/v2
+  type:
+    - VerifiablePresentation
+  holder: 
+    id: https://university.example/issuers/565049
+  verifiableCredential:
+    - badValue
+  `)
+      );
+
+      expect(validation.warnings).toEqual([{
+        message: 'verifiableCredential MUST NOT be non-object values such as numbers, strings, or URLs',
+        pointer: '/verifiableCredential/0',
+        reference: 'https://www.w3.org/TR/vc-data-model-2.0/#presentations-0'
+      }]);
+      
+    })
   });
   describe("Presentation - holder", () => {
     it("can be object with id as url", async  () => {