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