component,start_bc,end_ad,expression,years,blocks
First sequence,5356,35,5356 + 35 − 1,5390,77
Second sequence,36,5355,36 + 5355 − 1,5390,77
Shared center,36,35,36 + 35 − 1,70,1
Combined extent,5356,5355,5356 + 5355 − 1,10710,153