diff --git a/u4/word-count.py b/u4/word-count.py
index 547c4a3..6d236bb 100644
--- a/u4/word-count.py
+++ b/u4/word-count.py
@@ -1,3 +1,17 @@
-def count_words(sentence):
+def count_words(sentence : str) -> dict[str, int] :
+    sentence = sentence.lower()
+
+
+    for char in sentence:
+        if not char.isanum() and char not in ("'"," "):
+            sentence = sentence.replace(char, " ")
+    words = sentence.split()
+    result = {}
+    for word in words:
+        cleaned_word = word.strip("'")
+        if cleaned_word: 
+            result[cleaned_word] = result.get(cleaned_word, 0) + 1
+    return result
+
 
     
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