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