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