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