Complex sentence: In the mid 90s, BRSP worked in 13 districts of Balochistan with 250 staff members, however, it had to scaled down its operations substantially in the subsequent years as GTZ withdrew its support.
Split into simpler sentences: In the mid 90s, BRSP worked in 13 districts of Balochistan with 250 staff members. BRSP, however, had to be scaled down substantially in the subsequent years as GTZ withdrew its support.