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