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