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