diff --git a/source/backends/aten/arithmetic.lisp b/source/backends/aten/arithmetic.lisp
index fe5a425c..c6d1d07d 100644
--- a/source/backends/aten/arithmetic.lisp
+++ b/source/backends/aten/arithmetic.lisp
@@ -14,7 +14,9 @@
   (impl AddNode +)
   (impl SubNode -)
   (impl MulNode *)
-  (impl DivNode /))
+  (impl DivNode /)
+  )
+
 
 (define-impl (MoveTensorNode :device Aten :extends (AtenOp))
 	     :forward
@@ -24,3 +26,5 @@
 		(setf (aten-bp self) (unary->aten-code (list x y) 1 #'(lambda (x y) `((setf ,x ,y))))
 		      (aten-inputs self) (list x y)
 		      (aten-outputs self) (list x)))))
+
+
diff --git a/source/backends/aten/codegen.lisp b/source/backends/aten/codegen.lisp
index 5b57f9d5..dde916a4 100644
--- a/source/backends/aten/codegen.lisp
+++ b/source/backends/aten/codegen.lisp
@@ -56,6 +56,7 @@
       (intern (symbol-name (tensor-id tensor)))
       `(aref ,(intern (symbol-name (tensor-id tensor)))
 	     (+
+	      ,(intern (tensor-initial-offset-name tensor))
 	      ,@(loop for dim upfrom 0 below (dims tensor)
 		      for view   in (tensor-view tensor)
 		      for index in indices
diff --git a/source/backends/aten/tensor.lisp b/source/backends/aten/tensor.lisp
index 122a1c81..c540de6c 100644
--- a/source/backends/aten/tensor.lisp
+++ b/source/backends/aten/tensor.lisp
@@ -16,6 +16,9 @@
 Base class for various aten backends.
 "))
 
+(defun tensor-initial-offset-name (tensor)
+  (format nil "_~a_offset" (tensor-id tensor)))
+
 (defun rest->alist (rest)
   (loop for i upfrom 0 below (length rest) by 2
 	if (not (find (nth i rest) `(:debug)))
@@ -55,6 +58,9 @@ Base class for various aten backends.
     (let ((id2table (make-hash-table :test #'equal)))
       (loop for name in (bp-deps (aten-bp op))
 	    do (setf (gethash (idkey name) id2table) name))
+      (loop for tensor in (aten-inputs op)
+	    for name = (idkey (tensor-initial-offset-name tensor))
+	    do (setf (gethash name id2table) #'(lambda () (tensor-initial-offset tensor))))
       (setf (aten-scalars op) id2table))
     (aten/ir::make-composite
      :inputs (remove-duplicates
@@ -63,6 +69,9 @@ Base class for various aten backends.
 		'list
 		(alexandria:compose #'aten/ir::%parse-aten #'tensor->shape-tracker)
 		(aten-inputs op))
+	       (loop for tensor in (aten-inputs op)
+		     collect
+		     (aten/ir::%parse-aten (format nil "~a{Int}[]<>()" (tensor-initial-offset-name tensor))))
 	       (loop for name in scalars
 		     collect (aten/ir::%parse-aten (coerce (format nil "~a{Int}[]<>()" name) '(simple-array character (*))))))
 	      :test #'equal)
@@ -110,15 +119,18 @@ Base class for various aten backends.
 					   collect (position out (aten-inputs (wf/vm:wfop-node wfir)) :test #'equal))))
 		 (setf (wf/vm:wfop-op wfir)
 		       #'(lambda (&rest args)
-			   ;;(print "++++++")
-			   ;;(print (map 'list #'cl-waffe2/vm::maybe-observe-axis inputs))
-			   ;;(print (map 'list #'tensor-vec args))
-			   ;;(print (aten/ir:composite-code (aten/engine::cc-base-composite (aten-composite (wf/vm:wfop-node wfir)))))
 			   (apply
 			    (aten/engine::cc-caller (aten-composite (wf/vm:wfop-node wfir)))
 			    (append
 			     (map 'list #'tensor-vec args)
-			     (map 'list #'cl-waffe2/vm::maybe-observe-axis inputs)))
+			     (loop with c fixnum = 0
+			           for val in inputs
+				   if (functionp val)
+				     collect (prog1
+						 (tensor-initial-offset (nth c args))
+					       (incf c))
+				   else
+				     collect (cl-waffe2/vm::maybe-observe-axis val))))
 			   (apply
 			    #'values
 			    (loop for o in out-positions
diff --git a/source/backends/aten/unary.lisp b/source/backends/aten/unary.lisp
index e7c0f0a9..6e8f37db 100644
--- a/source/backends/aten/unary.lisp
+++ b/source/backends/aten/unary.lisp
@@ -32,7 +32,8 @@
   (impl log2Node log2)
   (impl log10Node log10)
   (impl logeNode log)
-  (impl Log1pNode log1p))
+  (impl Log1pNode log1p)
+  )
 
 (define-impl (ExptNode :device Aten :extends (AtenOp))
 	     :forward ((self x out n)
diff --git a/source/vm/vm.lisp b/source/vm/vm.lisp
index 6479becb..8d561032 100644
--- a/source/vm/vm.lisp
+++ b/source/vm/vm.lisp
@@ -59,7 +59,7 @@ This parameter is useful for printing how all instructions are performed. If set
 			 (s2a (actual-shape var)))
 		    (setf (cl-waffe2/vm.generic-tensor::tensor-visible-shape place) s1a
 			  (cl-waffe2/vm.generic-tensor::tensor-visible-shape var) s2a)
-		    (unwind-protect (%vm-move place var)		      
+		    (unwind-protect (%vm-move place var)
 		      (setf (cl-waffe2/vm.generic-tensor::tensor-visible-shape place) s1
 			    (cl-waffe2/vm.generic-tensor::tensor-visible-shape var) s2)))))))
   nil)
@@ -79,6 +79,7 @@ This parameter is useful for printing how all instructions are performed. If set
 		   (or (when state
 			 (cl-waffe2/vm.generic-tensor::statecontainer-forward-result state))
 		       tensor)))
+	    ;;(setf (tensor-initial-offset res) (tensor-initial-offset tensor))
 	    (the AbstractTensor res)))))
 
 (declaim (ftype (function (list list) t) write-result))