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