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