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