What does this log?

1fn main() {
2    let x = 5;
3    let y = 10;
4    let s = match (x, y) {
5        (a, b) if a + b == 15 => "fifteen",
6        (a, b) if a > b => "first bigger",
7        _ => "other",
8    };
9    println!("{}", s);
10}