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