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