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