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