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