Complex sentence: Singapore Bus Services had ordered 100 Volvo Olympian 2-Axles and 201 Volvo Olympian 3-Axles in 1993, followed by 200 Volvo Olympian 3-Axles again in 1995 and lastly 70 Volvo Olympian 3-Axles in 1998.
Split into simpler sentences: Singapore Bus Services had ordered 100 Volvo Olympian 2-Axles and 201 Volvo Olympian 3-Axles in 1993. It followed by 200 Volvo Olympian 3-Axles again in 1995 and lastly 70 Volvo Olympian 3-Axles in 1998.