cases where unknown alleles have a name or synonym in common, which should be merged - CHECK FAILURE:  expected 0 but got 6
allele_name	gene_uniquename	duplicate	type	canto_session
  cdc15-B1	SPAC20G8.05c	ntG82A (intron)	synonym	f1b9bb385a8edc45
  cdc15-C5	SPAC20G8.05c	ntG82A (intron)	synonym	f1b9bb385a8edc45
  plo1-ts4	SPAC23C11.16	R132Q	synonym	a2468b284d810cf8,5f14bab21adf5958,b687ff7ab68d1820
  plo1-1	SPAC23C11.16	R132Q	synonym	e68d23abf86a3c7c,67631dafe77debd1,6a5d03f63d343148,a765c0082a3d7619,5f14bab21adf5958,d4228b03e96911f7,977c41e138dc2e0d,28f15204b6b233af
  cdc15-287	SPAC20G8.05c	S50P	synonym	482d360415391124,f1b9bb385a8edc45,7ced7ee21306a509,19eeb17f636dc21f,1eaa4ef71c675ac0
  cdc15-127	SPAC20G8.05c	S50P	synonym	f1b9bb385a8edc45,2598fac4f5efa38a,de3fe3d88f14e4a8,1c9a3835487bb72e