Abkürzungen im Auswanderer-workflow (challenge1/2024)

https://collab.arolsen-archives.org/de/classifications/cl_6QGDqkyGGib1ihZjahwFu

religion gc iirc = ? typo for irc?

On his Arolsen card, the sponsor ist stated as IRRC, but no results either:
https://collections-server.arolsen-archives.org/H/Child%20Tracing%20Branch%20General%20Documents/03010302/aa/gc/dc/001.jpg

Edit 2024/02/24: see [Auswandererkartei Bremen (International Refugee Organization-Kartei)] do_CK75AKWYVHkK34sZeBXro