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