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