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