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