@HD	VN:1.6	SO:coordinate
@SQ	SN:z	LN:13
@CO	
@CO	Copyright (c) 2018 Genome Research Ltd.
@CO	
@CO	Permission is hereby granted, free of charge, to any person obtaining
@CO	a copy of this software and associated documentation files (the
@CO	"Software"), to deal in the Software without restriction, including
@CO	without limitation the rights to use, copy, modify, merge, publish,
@CO	distribute, sublicense, and/or sell copies of the Software, and to
@CO	permit persons to whom the Software is furnished to do so, subject
@CO	to the following conditions:
@CO	
@CO	The above copyright notice and this permission notice shall be included
@CO	in all copies or substantial portions of the Software.
@CO	
@CO	THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
@CO	OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
@CO	MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
@CO	IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
@CO	CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
@CO	TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
@CO	SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
@CO	
@CO	Various I combinations
@CO	Starting with I isn't handled due to the pileup ordering.
@CO	The record only appears in the pileup list when the first base
@CO	is placed against the reference, which is too late.
@CO	
@CO	                  1
@CO	     1234  56789  0123 Depadded base numbering
@CO	ref  TAGC  TTAGC  AGGT
@CO	sD1  TAGCAA*****TTAGGT 4M 2I 5D 2I 4M
@CO	sD2  TAGCA*******TAGGT 4M 1I 1P 5D 1P 1I 4M
@CO	sD3  TAGC*A*****T*AGGT 4M 1P 1II 5D 1I 1P 4M
@CO	sN1  TAGCAA>>>>>TTAGGT 4M 2I 5N 2I 4M
@CO	sN2  TAGCA*>>>>>*TAGGT 4M 1I 1P 5N 1P 1I 4M
@CO	sN3  TAGC*A>>>>>T*AGGT 4M 1P 1I 5N 1I 1P 4M
@CO	qual ABCDEF     GHIJKL
@CO	
sD1	0	z	1	0	4M2I5D2I4M	*	0	0	TAGCAATTAGGT	ABCDEFGHIJKL
sD2	0	z	1	0	4M1I1P5D1P1I4M	*	0	0	TAGCATAGGT	ABCDEHIJKL
sD3	0	z	1	0	4M1P1I5D1I1P4M	*	0	0	TAGCATAGGT	ABCDFGIJKL
sN1	0	z	1	0	4M2I5N2I4M	*	0	0	TAGCAATTAGGT	ABCDEFGHIJKL
sN2	0	z	1	0	4M1I1P5N1P1I4M	*	0	0	TAGCATAGGT	ABCDEHIJKL
sN3	0	z	1	0	4M1P1I5N1I1P4M	*	0	0	TAGCATAGGT	ABCDFGIJKL
