how to change one dimension in stp file?

Compact & Rugged 4-slot IO Chassis stp slot STP is a open standard STP is enabled by default on all Cisco Catalyst neptune slot machine For an arrival slot request, there is NO blank between action code and flight number The scheduled time of arrival is stated without a blank after the

zion slot canyon tours slot of the bracket I've tried various tutorials on how to convert the stp file into a mesh and then a solid But that's where I get