Complex sentence: Jack introduced Paul to the members of Blue Öyster Cult, who took Paul out on the road in 1986 as a keyboard/guitar tech. From there Paul met the guys in Anthrax.
Split into simpler sentences: Jack introduced Paul to the members of Blue Öyster Cult. B.O.C. took Paul out on the road in 1986 as a keyboard/guitar tech. From there Paul met the guys in Anthrax.