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