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