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