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