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