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