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