bcftools extract information
# Example usage:
bcftools query --format '%CHROMt%POSt%INFO/ENDt[%GT]n' input_file.vcf
# Where:
# - Fixed columns like CHROM and POS are referred to as %COLUMN
# - Info fields need to be specified as %INFO/TAG
# - Format fields need to be enclosed in brackets
# - The tab t and new line n characters are used to format the output