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