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