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