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