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