Example:

Basic usage: chr1:1-1000 URL or chr1:1001..2000 URL
Complement: chr1:1000-1 (start > left) URL
Multiple sequences: chr1:1001-2000,chr1:2000-1001,chr2:10001-12000,chrV:101-200 URL

ver3.1 genome: scaffold_1:1001-2000 URL