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