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