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