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