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