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