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