check that protein binding annotations have two assayed_using extensions - CHECK FAILURE:  expected 0 but got 15
feature_cvterm_id	?column?	uniquename	session
  420686	a6d8f45c20c2227d-genotype-9 <-> abolished protein-protein interaction [assayed_using] PomBase:SPBP19A11.03c [assayed_protein] PomBase:SPAC3G6.02	PMID:25306921	a6d8f45c20c2227d
  438908	260925d9ac1a773d-genotype-3 <-> decreased protein-protein interaction [assayed_protein] PomBase:SPBC36B7.08c	PMID:34810257	260925d9ac1a773d
  438909	260925d9ac1a773d-genotype-3 <-> increased protein-protein interaction [assayed_protein] PomBase:SPBC11C11.03	PMID:34810257	260925d9ac1a773d
  438910	260925d9ac1a773d-genotype-4 <-> increased protein-protein interaction [assayed_protein] PomBase:SPBC36B7.08c	PMID:34810257	260925d9ac1a773d
  438911	260925d9ac1a773d-genotype-4 <-> decreased protein-protein interaction [assayed_protein] PomBase:SPBC11C11.03	PMID:34810257	260925d9ac1a773d
  438913	260925d9ac1a773d-genotype-1 <-> decreased protein-protein interaction [assayed_protein] PomBase:SPBC36B7.08c	PMID:34810257	260925d9ac1a773d
  438914	260925d9ac1a773d-genotype-1 <-> decreased protein-protein interaction [assayed_protein] PomBase:SPBC11C11.03	PMID:34810257	260925d9ac1a773d
  438915	fe7a0f32d4e76d5d-genotype-60 <-> decreased protein-protein interaction [assayed_protein] PomBase:SPBC800.13	PMID:34810257	260925d9ac1a773d
  438916	260925d9ac1a773d-genotype-5 <-> decreased protein-protein interaction [assayed_protein] PomBase:SPBC36B7.08c	PMID:34810257	260925d9ac1a773d
  438919	260925d9ac1a773d-genotype-7 <-> decreased protein-protein interaction [assayed_protein] PomBase:SPBC800.13	PMID:34810257	260925d9ac1a773d
  438920	260925d9ac1a773d-genotype-5 <-> abolished protein-protein interaction [assayed_protein] PomBase:SPBC36B7.08c	PMID:34810257	260925d9ac1a773d
  450715	5313616a6253c909-genotype-4 <-> normal protein-protein interaction [assayed_using] PomBase:SPAC11E3.08c	PMID:30348841	5a8021665769078b
  450716	5313616a6253c909-genotype-4 <-> normal protein-protein interaction [assayed_using] PomBase:SPAC14C4.02c	PMID:30348841	5a8021665769078b
  450724	5a8021665769078b-genotype-6 <-> decreased protein-protein interaction [assayed_using] PomBase:SPAC11E3.08c [assayed_protein] PomBase:SPBC582.05c	PMID:30348841	5a8021665769078b
  461398	0f9e5e33d1984340-genotype-2 <-> abolished protein-protein interaction [assayed_using] PomBase:SPBC146.07 [assayed_protein] PomBase:SPBC21B10.05c	PMID:24586893	4e7e30e382d662d9