Your goal is to find the secret four-color code. The following colors are possible: white, brown, red, black, 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: ['white', 'pink', 'red', 'blue']. Hint: two colors are in the secret code but in the wrong positions.
Guess: ['brown', 'white', 'brown', 'red']. Hint: one color is in the secret code but in the wrong position.
Guess: ['red', 'black', 'black', 'white']. Hint: one color is in the correct position.
Guess: ['white', 'black', 'blue', 'brown']. Hint: three colors are in the secret code but in the wrong positions.
A B C D
blue, brown, black, pink red, red, blue, pink pink, pink, pink, white red, white, white, brown