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