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