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