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