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