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