For all element types and reference solutions the seventh character identifies the type of element test.
e Eigenvalue frequency analysis
s Simple load or surface contact (2nd character i)
d Distributed load
p Patch test
r Rebar
c Contact
b Contact with Bézier rigid surface
v *CONTACT INTERFERENCE, TYPE=ELEMENT
i *CONTACT INTERFERENCE, TYPE=CONTACT PAIR (fifth character s) or pore pressure interface with initial conditions (fifth character p)
n Pore pressure interface with no gap flow
a Miscellaneous acoustic test
f Miscellaneous free thermal expansion test
h Miscellaneous heat transfer test
t Miscellaneous transverse shear test
x Miscellaneous