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