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