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