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