diff --git a/Ghost.ipynb b/Ghost.ipynb
index 98115dd..e902c6c 100644
--- a/Ghost.ipynb
+++ b/Ghost.ipynb
@@ -495,11 +495,7 @@
     "\n",
     "def ask(name):\n",
     "    \"Return a strategy that asks for the next letter.\"\n",
-    "    return (lambda _, fragment: input('Player {}, given \"{}\", plays? '.format(name, fragment)))\n",
-    "\n",
-    "def first(iterable, default=None):\n",
-    "    \"Return the first element of iterable, or default if iterable is empty.\"\n",
-    "    return next(iter(iterable), default)"
+    "    return (lambda _, fragment: input('Player {}, given \"{}\", plays? '.format(name, fragment)))"
    ]
   },
   {