6181716|Level 4.2|127822|Aspects of Physics|574892|Systems of Social Recalibration|16524308|1032|1|1|0|41309895|16524308|7|0|0|0|23489045|25001846|0|003VHXfl3S8DBh|002igp2m0Bisd8|004NXGh813Np3S