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