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