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