Unusual grid - two very easy groups to find, one about a book I've never heard of, and one that requires you to know Arabic. A game of 2 halves.
(8 months, 1 week ago)
giggsy55
Ditto - very few people would know the Nathan group
(8 months, 1 week ago)
KD
I would encourage you to transliterate the Arabic term (Jabal is what google translate says). That's still obscure enough to require a lot of knowledge without being completely impenetrable.