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