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