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