theorem Th38: :: COMPOS_2:39

for S being with_non_trivial_Instructions COM-Struct
for K being MacroInstruction of S
for i1, i2, i3, i4 being No-StopCode Instruction of S holds ((((i1 ';' i2) ';' i3) ';' i4) ';' K) . 0 = i1