diff --git a/game.py b/game.py
index c025431..aecf81b 100644
--- a/game.py
+++ b/game.py
@@ -39,15 +39,21 @@ def deal_cards(card_deck:list, players:int, cards_per_player:int):
         - player_cards: tuple
             tuple of lists, each list contains the cards of a player
     '''
+    # create a list of lists, each list contains the cards of a player in the
+    # order of their occurance in the players list in the game loop of main.py
     temp_cards = []
     for player in range(players):
         temp_cards.append([])
         for _ in range(cards_per_player):
+            # add a random card to the player's list and remove it from the
+            # deck
             temp_cards[player].append(card_deck.pop(randint(0,
                                                     len(card_deck)-1)))
+    # if the number of players is not equal to 5, add empty lists to the list
+    # until it has 5 elements
     while len(temp_cards) < 5:
         temp_cards.append([])
-
+    # return the list of lists as a tuple
     return (temp_cards[0], temp_cards[1], temp_cards[2], temp_cards[3],
         temp_cards[4])
 
@@ -63,22 +69,33 @@ def compare_cards(cards_to_compare:list, trumpf_color:str):
         - winner: int
             index of the winning card
     '''
+    # first player is defined as winner
     winner = 0
+    # no possible trump card has been detected yet
+    # list contains all indices of trump cards
+    # index maps to index in cards_to_compare
     trumpf = []
+    # index of all trump cards are added to trumpf
     for i in cards_to_compare:
         if i.get('suit') == trumpf_color:
             trumpf.append(cards_to_compare.index(i))
     if len(trumpf) == 1:
+        # if only one trump card is present, it is the winner
         return trumpf[0]
     elif len(trumpf) > 1:
         winner = 0
         for j in trumpf:
+            # loop through all trump cards and compare them
+            # highest rank is the winner
             if RANKS.index(cards_to_compare[j].get('rank')) > RANKS.index(
                 cards_to_compare[winner].get('rank')):
                 winner = j
         winner = j
     else:
+        # no trump card is present
         winner = 0
+        # loop through all cards and compare them
+        # highest rank is the winner
         for j in cards_to_compare:
             if RANKS.index(j.get('rank')) > RANKS.index(
                     cards_to_compare[winner].get('rank')):