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