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