Complex sentence: This tactical operation revealed a large cache of small arms, ammunition, hand grenades, and other weapon supplies were found in crates marked "Foreign Ministry, Baghdad", they were believed to be destined for Baloch rebels.
Split into simpler sentences: This tactical operation revealed a large cache of small arms, ammunition, hand grenades. Other weapon supplies were found in crates marked "Foreign Ministry, Baghdad", they were believed to be destined for Baloch rebels.