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