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