diff --git a/java/kotlin-extractor2/src/main/kotlin/KotlinExtractor.kt b/java/kotlin-extractor2/src/main/kotlin/KotlinExtractor.kt
index 2d610fb1230..47df072415e 100644
--- a/java/kotlin-extractor2/src/main/kotlin/KotlinExtractor.kt
+++ b/java/kotlin-extractor2/src/main/kotlin/KotlinExtractor.kt
@@ -267,6 +267,9 @@ OLD: KE1
 
 context (KaSession)
 fun dumpFunction(f: KtFunction) {
+    println("=== Have function")
+    println(f)
+    println(f.parent)
     val block = f.getBodyExpression() as KtBlockExpression
     for (p: KtExpression in block.getStatements()) {
         if (p is KtProperty) {
@@ -473,6 +476,11 @@ OLD: KE1
             }
         }
     }
+    if (c is KtFunction) {
+        if (c.name == "test") {
+            dumpFunction(c)
+        }
+    }
 
     val srcFilePath = srcFile.virtualFilePath
     val logger = FileLogger(loggerBase, fileDiagnosticTrapWriter)
@@ -531,10 +539,7 @@ OLD: KE1
 */
         val fileExtractor =
             KotlinFileExtractor(
-/*
-OLD: KE1
                 logger,
-*/
                 sftw,
 /*
 OLD: KE1
diff --git a/java/kotlin-extractor2/src/main/kotlin/KotlinFileExtractor.kt b/java/kotlin-extractor2/src/main/kotlin/KotlinFileExtractor.kt
index f19908ff049..14af22b27b6 100644
--- a/java/kotlin-extractor2/src/main/kotlin/KotlinFileExtractor.kt
+++ b/java/kotlin-extractor2/src/main/kotlin/KotlinFileExtractor.kt
@@ -74,10 +74,7 @@ import org.jetbrains.kotlin.utils.addToStdlib.firstIsInstanceOrNull
 */
 
 open class KotlinFileExtractor(
-/*
-OLD: KE1
     override val logger: FileLogger,
-*/
     override val tw: FileTrapWriter,
 /*
 OLD: KE1
@@ -92,10 +89,7 @@ OLD: KE1
 */
 ) :
     KotlinUsesExtractor(
-/*
-OLD: KE1
         logger,
-*/
         tw,
 /*
 OLD: KE1
@@ -291,9 +285,12 @@ OLD: KE1
 */
                 }
                 is KtFunction -> {
+                    println("=== Dec is fun")
+                    println(declaration)
+                    println(declaration.parent)
+                    val parentId = useDeclarationParentOf(declaration, false)?.cast<DbReftype>()
 /*
 OLD: KE1
-                    val parentId = useDeclarationParentOf(declaration, false)?.cast<DbReftype>()
                     if (parentId != null) {
                         extractFunction(
                             declaration,
diff --git a/java/kotlin-extractor2/src/main/kotlin/KotlinUsesExtractor.kt b/java/kotlin-extractor2/src/main/kotlin/KotlinUsesExtractor.kt
index b437eead955..71bb582f239 100644
--- a/java/kotlin-extractor2/src/main/kotlin/KotlinUsesExtractor.kt
+++ b/java/kotlin-extractor2/src/main/kotlin/KotlinUsesExtractor.kt
@@ -1,5 +1,8 @@
 package com.github.codeql
 
+import com.intellij.psi.PsiElement
+import org.jetbrains.kotlin.psi.*
+
 /*
 OLD: KE1
 import com.github.codeql.utils.*
@@ -31,10 +34,7 @@ import org.jetbrains.kotlin.util.OperatorNameConventions
 */
 
 open class KotlinUsesExtractor(
-/*
-OLD: KE1
     open val logger: Logger,
-*/
     open val tw: TrapWriter,
 /*
 OLD: KE1
@@ -950,27 +950,36 @@ OLD: KE1
             }
         }
     }
+*/
 
-    private fun parentOf(d: IrDeclaration): IrDeclarationParent {
+    private fun parentOf(d: KtDeclaration): PsiElement {
+/*
+OLD: KE1
         if (d is IrField) {
             return getFieldParent(d)
         }
+*/
         return d.parent
     }
 
     fun useDeclarationParentOf(
         // The declaration
-        d: IrDeclaration,
+        d: KtDeclaration,
         // Whether the type of entity whose parent this is can be a
         // top-level entity in the JVM's eyes. If so, then its parent may
-        // be a file; otherwise, if dp is a file foo.kt, then the parent
-        // is really the JVM class FooKt.
+        // be a file; otherwise, if the parent appears to be a file foo.kt,
+        // then the parent is really the JVM class FooKt.
         canBeTopLevel: Boolean,
+/*
+OLD: KE1
         classTypeArguments: List<IrTypeArgument>? = null,
         inReceiverContext: Boolean = false
+*/
     ): Label<out DbElement>? {
 
         val parent = parentOf(d)
+/*
+OLD: KE1
         if (parent is IrExternalPackageFragment) {
             // This is in a file class.
             val fqName = getFileClassFqName(d)
@@ -982,24 +991,33 @@ OLD: KE1
             }
             return extractFileClass(fqName)
         }
-        return useDeclarationParent(parent, canBeTopLevel, classTypeArguments, inReceiverContext)
+*/
+        return useDeclarationParent(parent, canBeTopLevel /* TODO , classTypeArguments, inReceiverContext */)
     }
 
+/*
+OLD: KE1
     // Generally, useDeclarationParentOf should be used instead of
     // calling this directly, as this cannot handle
     // IrExternalPackageFragment
+*/
     fun useDeclarationParent(
         // The declaration parent according to Kotlin
-        dp: IrDeclarationParent,
+        dp: PsiElement,
         // Whether the type of entity whose parent this is can be a
         // top-level entity in the JVM's eyes. If so, then its parent may
         // be a file; otherwise, if dp is a file foo.kt, then the parent
         // is really the JVM class FooKt.
         canBeTopLevel: Boolean,
+/*
+OLD: KE1
         classTypeArguments: List<IrTypeArgument>? = null,
         inReceiverContext: Boolean = false
+*/
     ): Label<out DbElement>? =
         when (dp) {
+/*
+OLD: KE1
             is IrFile ->
                 if (canBeTopLevel) {
                     usePackage(dp.packageFqName.asString())
@@ -1024,12 +1042,15 @@ OLD: KE1
                 logger.error("Unable to handle IrExternalPackageFragment as an IrDeclarationParent")
                 null
             }
+*/
             else -> {
-                logger.error("Unrecognised IrDeclarationParent: " + dp.javaClass)
+                logger.error("Unexpected declaration parent type: " + dp.javaClass)
                 null
             }
         }
 
+/*
+OLD: KE1
     private val IrDeclaration.isAnonymousFunction
         get() = this is IrSimpleFunction && name == SpecialNames.NO_NAME_PROVIDED