diff --git a/python/sandbox/bhv_binding/01_example_majority.metta b/python/sandbox/bhv_binding/01_example_majority.metta
new file mode 100644
index 000000000..1949ac883
--- /dev/null
+++ b/python/sandbox/bhv_binding/01_example_majority.metta
@@ -0,0 +1,12 @@
+!(extend-py! bhv_binding)
+
+!(bind! &a (bhv-new))
+!(bind! &b (bhv-new))
+!(bind! &c (bhv-new))
+
+!(bind! &abc (bhv-majority &a &b &c ))
+
+!(bhv-std-apart-relative &a &abc)
+!(bhv-is-related &a &abc)
+
+
diff --git a/python/sandbox/bhv_binding/02_example_perm.metta b/python/sandbox/bhv_binding/02_example_perm.metta
new file mode 100644
index 000000000..4e1a172b6
--- /dev/null
+++ b/python/sandbox/bhv_binding/02_example_perm.metta
@@ -0,0 +1,21 @@
+!(extend-py! bhv_binding)
+
+!(bind! &a (bhv-new))
+!(bind! &b (bhv-new))
+
+!(bind! &perm1 (bhv-new-perm))
+(= (perm1 $x) (bhv-apply-perm &perm1 $x))
+
+!(bind! ab (bhv-majority &a &b ))
+
+; Should return False since a is permuted but ab is not permuted
+!(bhv-is-related (perm1 &a) ab)
+
+;Should return True
+!(bhv-is-related (perm1 &a) (perm1 ab))
+
+
+
+
+
+
diff --git a/python/sandbox/bhv_binding/03_example_dict.metta b/python/sandbox/bhv_binding/03_example_dict.metta
new file mode 100644
index 000000000..4d9f85367
--- /dev/null
+++ b/python/sandbox/bhv_binding/03_example_dict.metta
@@ -0,0 +1,17 @@
+!(extend-py! bhv_binding)
+
+!(bind! &v1 (bhv-new))
+!(bind! &v2 (bhv-new))
+!(bind! &v3 (bhv-new))
+!(bind! &k1 (bhv-new))
+!(bind! &k2 (bhv-new))
+!(bind! &k3 (bhv-new))
+
+
+!(bind! dict (bhv-majority (bhv-bind &v1 &k1) (bhv-bind &v2 &k2) (bhv-bind &v3 &k3) ))
+!(bind! v1_retrived (bhv-bind &k1 dict))
+
+!(bhv-std-apart-relative v1_retrived &v1)
+!(bhv-is-related v1_retrived &v1)
+
+
diff --git a/python/sandbox/bhv_binding/04_example_dollar_of_mexico.metta b/python/sandbox/bhv_binding/04_example_dollar_of_mexico.metta
new file mode 100644
index 000000000..2c2474300
--- /dev/null
+++ b/python/sandbox/bhv_binding/04_example_dollar_of_mexico.metta
@@ -0,0 +1,32 @@
+!(extend-py! bhv_binding)
+
+!(bind! &name (bhv-new))
+!(bind! &capital_city (bhv-new))
+!(bind! &money (bhv-new))
+!(bind! &united_states (bhv-new))
+!(bind! &washington_dc (bhv-new))
+!(bind! &dollar (bhv-new))
+!(bind! &mexico (bhv-new))
+!(bind! &mexico_city (bhv-new))
+!(bind! &peso (bhv-new))
+
+
+!(bind! USA (bhv-majority (bhv-bind &name &united_states) (bhv-bind &capital_city &washington_dc) (bhv-bind &money &dollar) ))
+!(bind! MEX (bhv-majority (bhv-bind &name &mexico) (bhv-bind &capital_city &mexico_city) (bhv-bind &money &peso) ))
+
+!(bind! Pair (bhv-bind USA MEX))
+
+; should return True here
+!(bhv-is-related (bhv-bind USA &money) &dollar)
+
+
+!(bind! dollar_of_mexico (bhv-bind &dollar Pair))
+
+; should return True here. "Dollar of mexico" is peso
+!(bhv-is-related dollar_of_mexico &peso)
+
+
+
+
+
+
diff --git a/python/sandbox/bhv_binding/bhv_binding.py b/python/sandbox/bhv_binding/bhv_binding.py
new file mode 100644
index 000000000..0edbb3b9f
--- /dev/null
+++ b/python/sandbox/bhv_binding/bhv_binding.py
@@ -0,0 +1,16 @@
+from hyperon.atoms import OperationAtom
+from hyperon.ext import register_atoms
+from bhv.np import NumPyBoolBHV as BHV, NumPyBoolPermutation as Perm
+
+
+@register_atoms
+def my_atoms():
+    return {
+        'bhv-new': OperationAtom('bhv-new', BHV.rand),
+        'bhv-majority': OperationAtom('bhv-majority', lambda *args: BHV.majority(list(args))),
+        'bhv-bind': OperationAtom('bhv-bind', lambda a,b: a^b),
+        'bhv-std-apart-relative': OperationAtom('bhv-std-apart-relative', lambda a,b: a.std_apart(b, relative = True)),
+        'bhv-is-related': OperationAtom('bhv-is-related', lambda a,b: a.related(b)),
+        'bhv-new-perm': OperationAtom('bhv-perm', Perm.random),
+        'bhv-apply-perm': OperationAtom('bhv-apply-perm', lambda a, b: a(b))
+    }