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