@Seq1 : single line, no @, + at beginning of quality
CTTTTGCTAATTTGTTATCAGGGTAGGTGTTTATAGTGTAGCCTACCGTGACGA
+
#$####$(&''++&#$#%.((%&)$-)>656.%##'%#%&%++./03461/,((
@Seq2 : multiline line, no @, + at beginning of quality
GTTGTACTTCGTTCATTTCATTGGAATTTAGTGTTGCTTGATTAAGCCCTTCTGTGACGA
TCTTGTGTACAGTTACTGGTTTGTTGGTGCTGATA
+
5''%(,,,-55?+&'$%&'%$'%%$%$(($*<822$#$$'%&'$&%%&%&)%'%&)%('&
22$#$$'%&'$&%%&%&)%'%&)%('&'%$'%%$%
@Seq3 : single line, one quality line starts with a plus
CGGTAAATACTTCGTTCAATTCGAAACGGGTGTTATGGATATCGCCGTGACGAGTCTTG
+
+#'*#$$%%035*4C:8$&$))$$&%%&*,755.$$$&&$$%+,-/350014,1685'$
@Seq4 : multiline, two qualities start with a plus
CGGTAAATACTTCATTCGAAACGGGTGTTATGGATATCGCCGTGACGAGTCTTGAAAAA
CGGTAAATACTTCATTCGAAACGGGTGTTATGGATATCGCCGTGACGAGTCTTGAAAAA
+
+#'*#$$%%035*4C:8$&$))$$&%%&*,755.$$$&&$$%+,-/350014,1685'$
+#'*#$$%%035*4C:8$&$))$$&%%&*,755.$$$&&$$%+,-/350014,1685'$
@Seq5 : single line, metadata equal to identifier
CGGTAAATACTTCGTTCAATTCGAAACGGGTGTTATGGATATCGCCGTGACGAGTCTTG
+Seq5 : single line, metadata equal to identifier 
8#'*#$$%%035*4C:8$&$))$$&%%&*,755.$$$&&$$%+,-/350014,1685'$
@Seq6 : single line, metadata NOT equal to identifier
CGGTAAATACTTCGTTCAATTCGAAACGGGTGTTATGGATATCGCCGTGACGAGTCTTG
+bummer
8#'*#$$%%035*4C:8$&$))$$&%%&*,755.$$$&&$$%+,-/350014,1685'$
@Seq7 : multi line, quality, both lines starting with @
TTTTTTTTTTTTTTTTTTTTTTTGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGG
CCCCCCCCCCCCCCCCCCCCCCCAAAAAAAAAAAA
+
@#'*#$$%%035*4C:8$&$))$$&%%&*,755.$$$&&$$%@,-/350014,1685'$
@2$#$$'%&'$&%%&%&)%'%&)%('&'%$'%%$%
@Seq8 : single line, quality starting with a @
GCGCGCGCGGCGCGCGCGGCGCGCGCGGCGCGCGCGGCGCGCGCGGCGCGCGCGGCGCG
+
@#'*#$$%%035*4C:8$&$))$$&%%&*,755.$$$&&$$%@,-/350014,1685'$