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