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