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