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