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