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