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