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