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