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