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