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