Cluster Training

When this style says 3-5 sets does this mean:

1 rep, rest, 1, rest, 1, rest , 1, rest, 1= 5 sets

Or…

1 rep, rest, 1, rest, 1, rest , 1, rest, 1= 1 set
1 rep, rest, 1, rest, 1, rest , 1, rest, 1= 1 set (2nd set)
1 rep, rest, 1, rest, 1, rest , 1, rest, 1= 1 set (3rd set)
1 rep, rest, 1, rest, 1, rest , 1, rest, 1= 1 set (4th set)
1 rep, rest, 1, rest, 1, rest , 1, rest, 1= 1 set (5th set)

For a total of 5 sets?

It would be 3-5 cluster sets. 1 set = cluster of reps.

[quote]StateOfPsychosis wrote:
It would be 3-5 cluster sets. 1 set = cluster of reps.[/quote]

So the second option I posted?

Thanks for the response

yup