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