An example would be user Hesaplar.
This makes their weight on DT3 (0), which however still means that their feedbacks are considered as trusted.
To not see them, another exclude from dt2 or higher would be needed.
tl;dr: (0) means one include and one exclude, while (1) is an include only.
Well, I missed the point why you posted entirely obviously. Anyway, there is a trust.txt updated weekly on sundays[1]. It makes it easier to search for connections even though it might be lagging behind a bit.
Blazr-/>Hesaplar
EAL->Hesaplar
srknbyr-/>Hesaplar
designerusa->Hesaplar
olcaytu2005-/>Hesaplar
n3o111->Hesaplar
Hesaplar->theymos
Hesaplar->dserrano5
Hesaplar->-ck
Hesaplar->BadBear
Hesaplar->Cyrus
Hesaplar-/>Stunna
Hesaplar-/>master-P
Hesaplar->Operatr
Hesaplar->EAL
Hesaplar-/>xsentus
Hesaplar->Tstar
Hesaplar->cakir
Hesaplar->mitzie
Hesaplar-/>jonald_fyookball
Hesaplar->CoinKolik
Hesaplar-/>The Pharmacist
Hesaplar->ridewithme
Hesaplar->salinizm
sanandreas->Hesaplar
satmas-/>Hesaplar
[1] https://bitcointalk.org/trust.txt.xz