Your goal is to find the secret four-color code. The following colors are possible: red, black, brown, green, blue, pink.
Some guesses have already been made. I will provide feedback for each guess made with which it is possible to unambigiously determine the secret code.

Previous Guesses:
Guess: ['black', 'red', 'blue', 'brown']. Hint: three colors are in the secret code but in the wrong positions.
Guess: ['red', 'brown', 'brown', 'green']. Hint: two colors are in the correct positions and one color is in the secret code but in the wrong positions.
Guess: ['red', 'green', 'brown', 'black']. Hint: three colors are in the correct positions.
A B C D
red, green, brown, blue brown, brown, brown, brown black, blue, brown, green blue, brown, black, pink