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