diff --git a/your-code/main.ipynb b/your-code/main.ipynb
index 9f0e67b..434d81b 100644
--- a/your-code/main.ipynb
+++ b/your-code/main.ipynb
@@ -12,7 +12,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 2,
    "metadata": {},
    "outputs": [],
    "source": [
@@ -35,7 +35,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 3,
    "metadata": {},
    "outputs": [],
    "source": [
@@ -50,7 +50,18 @@
    "cell_type": "code",
    "execution_count": null,
    "metadata": {},
-   "outputs": [],
+   "outputs": [
+    {
+     "data": {
+      "text/plain": [
+       "13637"
+      ]
+     },
+     "execution_count": 4,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
    "source": [
     "len(prophet)"
    ]
@@ -70,7 +81,8 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "# your code here"
+    "# I use indexing to keep the elements\n",
+    "prophet = prophet[568:]"
    ]
   },
   {
@@ -82,11 +94,13 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 78,
    "metadata": {},
    "outputs": [],
    "source": [
-    "# your code here"
+    "# To check the references we print the list\n",
+    "\n",
+    "#print(prophet[0:11])\n"
    ]
   },
   {
@@ -113,17 +127,10 @@
     "    Input: 'the{7}'\n",
     "    Output: 'the'\n",
     "    '''\n",
-    "    \n",
-    "    # your code here"
-   ]
-  },
-  {
-   "cell_type": "code",
-   "execution_count": null,
-   "metadata": {},
-   "outputs": [],
-   "source": [
-    "# your code here"
+    "\n",
+    "    # Using split on the first element to remove references, due to we split on \"{\" symbol\n",
+    "    return x.split(\"{\")[0]\n",
+    "    "
    ]
   },
   {
@@ -135,11 +142,16 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 76,
    "metadata": {},
    "outputs": [],
    "source": [
-    "# your code here"
+    "\n",
+    "# Using the map function we can get the list without references\n",
+    "prophet_reference =  list (\n",
+    "    map(reference,prophet)\n",
+    ")\n",
+    "\n"
    ]
   },
   {
@@ -163,9 +175,10 @@
     "    Example:\n",
     "    Input: 'the\\nbeloved'\n",
     "    Output: ['the', 'beloved']\n",
-    "    '''\n",
-    "    \n",
-    "    # your code here"
+    "    '''    \n",
+    "    #Using split on the first element to remove references, due to we split on \"\\n\" string\n",
+    "    return x.split(\"\\n\")\n",
+    "    "
    ]
   },
   {
@@ -177,13 +190,18 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 75,
    "metadata": {
     "scrolled": true
    },
    "outputs": [],
    "source": [
-    "# your code here"
+    "\n",
+    "# We make the list prophet_line which has no \\n string on any element\n",
+    "prophet_line =  list(\n",
+    "    map(line_break,prophet_reference)\n",
+    ")\n",
+    "\n"
    ]
   },
   {
@@ -195,21 +213,12 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 74,
    "metadata": {},
    "outputs": [],
    "source": [
-    "prophet_flat = [i for sub in prophet_line for i in sub]\n",
-    "prophet_flat"
-   ]
-  },
-  {
-   "cell_type": "code",
-   "execution_count": null,
-   "metadata": {},
-   "outputs": [],
-   "source": [
-    "# your code here"
+    "\n",
+    "prophet_flat = [i for sub in prophet_line for i in sub]\n"
    ]
   },
   {
@@ -223,7 +232,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 72,
    "metadata": {},
    "outputs": [],
    "source": [
@@ -242,9 +251,15 @@
     "    Output: True\n",
     "    '''\n",
     "    \n",
-    "    word_list = ['and', 'the', 'a', 'an']\n",
+    "    # We declare the list of word to filter\n",
+    "    word_list = [\"and\", \"the\", \"a\", \"an\"]\n",
     "    \n",
-    "    # your code here"
+    "    # If any of these words are on the string we return False,\n",
+    "    # Other wise True\n",
+    "    if x in word_list:\n",
+    "        return False\n",
+    "    else:\n",
+    "        return True\n"
    ]
   },
   {
@@ -256,13 +271,17 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 71,
    "metadata": {
     "scrolled": true
    },
    "outputs": [],
    "source": [
-    "# your code here"
+    "\n",
+    "# We create prophet_filter with our function to keep only the words we want\n",
+    "prophet_filter = list(\n",
+    "    filter(word_filter,prophet_flat)\n",
+    ")\n"
    ]
   },
   {
@@ -282,9 +301,17 @@
    "source": [
     "def word_filter_case(x):\n",
     "   \n",
-    "    word_list = ['and', 'the', 'a', 'an']\n",
+    "    # We declare the list of word to filter\n",
+    "    word_list = [\"and\",\"the\",\"a\",\"an\"]\n",
     "    \n",
-    "    # your code here"
+    "    \n",
+    "    # If any of these words are on the string we return False,\n",
+    "    # Other wise True, this conditional avoids to not be case sensitive\n",
+    "    if x.lower() in word_list:\n",
+    "        return False\n",
+    "    else:\n",
+    "        return True\n",
+    "    \n"
    ]
   },
   {
@@ -313,7 +340,8 @@
     "    Input: 'John', 'Smith'\n",
     "    Output: 'John Smith'\n",
     "    '''\n",
-    "    \n",
+    "    # We concatenate two string with a space between them\n",
+    "    return a + \" \" +b\n",
     "    # your code here"
    ]
   },
@@ -323,9 +351,20 @@
    "metadata": {
     "scrolled": true
    },
-   "outputs": [],
+   "outputs": [
+    {
+     "data": {
+      "text/plain": [
+       "'First word'"
+      ]
+     },
+     "execution_count": 58,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
    "source": [
-    "# your code here"
+    "concat_space(\"First\",\"word\")"
    ]
   },
   {
@@ -337,17 +376,19 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 79,
    "metadata": {},
    "outputs": [],
    "source": [
-    "# your code here"
+    "\n",
+    "# We use the function to create propeht_string, into a single string\n",
+    "prophet_string = reduce(concat_space,prophet_filter)\n"
    ]
   }
  ],
  "metadata": {
   "kernelspec": {
-   "display_name": "Python 3 (ipykernel)",
+   "display_name": "Python 3",
    "language": "python",
    "name": "python3"
   },
@@ -361,7 +402,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.9.13"
+   "version": "3.11.9"
   }
  },
  "nbformat": 4,