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