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