diff --git a/mapping_test.json b/mapping_test.json
new file mode 100644
index 0000000..c4c7a21
--- /dev/null
+++ b/mapping_test.json
@@ -0,0 +1,182 @@
+{
+    "кукла": {
+        "associations": [
+            {
+                "mapping": [
+                    "ку́кла",
+                    "ку́кла"
+                ],
+                "forms": [
+                    [
+                        "indef",
+                        "s"
+                    ]
+                ]
+            },
+            {
+                "mapping": [
+                    "ку́кла",
+                    "ку́кла"
+                ],
+                "forms": [
+                    [
+                        "indef",
+                        "s"
+                    ]
+                ]
+            },
+            {
+                "mapping": [
+                    "ку́кла",
+                    "ку́кла"
+                ],
+                "forms": [
+                    [
+                        "indef",
+                        "s"
+                    ]
+                ]
+            }
+        ]
+    },
+    "куклата": {
+        "associations": [
+            {
+                "mapping": [
+                    "ку́кла",
+                    "ку́клата"
+                ],
+                "forms": [
+                    [
+                        "def",
+                        "s"
+                    ]
+                ]
+            },
+            {
+                "mapping": [
+                    "ку́кла",
+                    "ку́клата"
+                ],
+                "forms": [
+                    [
+                        "def",
+                        "s"
+                    ]
+                ]
+            },
+            {
+                "mapping": [
+                    "ку́кла",
+                    "ку́клата"
+                ],
+                "forms": [
+                    [
+                        "def",
+                        "s"
+                    ]
+                ]
+            }
+        ]
+    },
+    "кукло": {
+        "associations": [
+            {
+                "mapping": [
+                    "ку́кла",
+                    "ку́кло"
+                ],
+                "forms": [
+                    [
+                        "voc",
+                        "s"
+                    ]
+                ]
+            }
+        ]
+    },
+    "кукли": {
+        "associations": [
+            {
+                "mapping": [
+                    "ку́кла",
+                    "ку́кли"
+                ],
+                "forms": [
+                    [
+                        "indef",
+                        "p"
+                    ],
+                    [
+                        "voc",
+                        "p"
+                    ]
+                ]
+            },
+            {
+                "mapping": [
+                    "ку́кла",
+                    "ку́кли"
+                ],
+                "forms": [
+                    [
+                        "indef",
+                        "p"
+                    ]
+                ]
+            },
+            {
+                "mapping": [
+                    "ку́кла",
+                    "ку́кли"
+                ],
+                "forms": [
+                    [
+                        "indef",
+                        "p"
+                    ]
+                ]
+            }
+        ]
+    },
+    "куклите": {
+        "associations": [
+            {
+                "mapping": [
+                    "ку́кла",
+                    "ку́клите"
+                ],
+                "forms": [
+                    [
+                        "def",
+                        "p"
+                    ]
+                ]
+            },
+            {
+                "mapping": [
+                    "ку́кла",
+                    "ку́клите"
+                ],
+                "forms": [
+                    [
+                        "def",
+                        "p"
+                    ]
+                ]
+            },
+            {
+                "mapping": [
+                    "ку́кла",
+                    "ку́клите"
+                ],
+                "forms": [
+                    [
+                        "def",
+                        "p"
+                    ]
+                ]
+            }
+        ]
+    }
+}
\ No newline at end of file