Complex sentence: I intimately understand the more advanced technology found in CWIC because between 1969-1974 I wrote SLIC (S ystem of L anguages for I mplementing C ompilers) a compiler-compiler, written in itself, based on the technology.
Split into simpler sentences: I intimately understand the more advanced technology found in CWIC. Between 1969-1974 I wrote SLIC (S ystem of L anguages for I mplementing C ompilers) a compiler-compiler, written in itself, based on the technology.