events:
onactivate>self>firerelay
onrelay>self>firerelay
onrelay>self>decrementprintcount>1
onprintcountunderflow>namedbrick>decrementprintcount>1
[next counting brick]
[nextbrick]onprintcountunderflow>namedbrick>decrementprintcount>1
[repeat for all counting bricks except the last, wich shall have these events:
onprintcountunderflow>namedbrick>spawnexplosion>vehiclefinalexplosion
[bomb's name]
onprintcountunderflow>namedbrick>toggleeventenabled>2
[first count brick]
[small delay]onprintcountunderflow>namedbrick>toggleeventenabled>2
[firstcountbrick]