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