SNECMA M45
The M45 was the precursor to a family of turbojet and turbofan engines , culminating in the collaborative Rolls-Royce/SNECMA M45H , high bypass turbofan engine . 
<triplet> turbojet <subj> turbofan <obj> has parts of the class <triplet> turbofan <subj> turbojet <obj> subclass of <triplet> Rolls-Royce/SNECMA M45H <subj> turbofan <obj> subclass of <subj> SNECMA M45 <obj> based on <triplet> SNECMA M45 <subj> turbojet <obj> subclass of <subj> Rolls-Royce/SNECMA M45H <obj> derivative work