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