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