[CONS] Define Supports
[NSPR] Point Spring
[SSPS] Surface Spring - Distributed Spring
[GSTP] Define General Spring Type
[GSPR] Assign General Spring Supports
[ELNK] Elastic Link
[RIGD] Rigid Link
[FRLS] Beam End Release
[OFFS] Beam End Offsets
[PRLS] Plate End Release
[SKEW] Node Local Axis
[MCON] Linear Constraints
[IELC] Ignore Elements for Load Cases