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