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