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