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