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