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