... An Association Block (AB) contains for a set of raw frames all information about associated other files. ... associated calibration products . It also hosts information about pipeline reduction (recipe name, parameters for execution). ... set of specific keys (name=value) used to group the raw input files . ... column 5: associated AB of that product (pointing to the associated calib raw files) . ... further associated information: . ... name(s) of associated further information (e.g. QC1 plots) . ...