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