From the given movie reviews, determine if the review is positive, negative, or neutral.
The new Christopher Nolan film is a visually stunning piece of art that will challenge viewers to think in new ways.
The review is positive.
Complete the following task based on the instruction and optional input provided.### Instruction:
From the given movie reviews, determine if the review is positive, negative, or neutral.

### Input:
The new Christopher Nolan film is a visually stunning piece of art that will challenge viewers to think in new ways.

### Output:
The review is positive.