gestapo

/ɡestapo/

Cases

SingularPluralWhen to use it
nominativegestapothe Gestapogestapolathe Gestapoesthe plain dictionary form — the doer of the sentence
genitivegestaponuthe Gestapo'sgestapolanıthe Gestapoes'the owner — whose it is
accusativegestaponuthe Gestapo (as the object)gestapolanıthe Gestapoes (as the object)a specific, known object — whom or what
dativegestapoğato the Gestapogestapolağato the Gestapoesdirection or recipient — to where, to whom
locativegestapodaat / in the Gestapogestapoladaat / in the Gestapoeswhere it is; also having — mende bar, "I have it"
ablativegestapodanfrom the Gestapogestapoladanfrom the Gestapoeswhere it comes from; also "than" when comparing
When to use each case
nominative
the plain dictionary form — the doer of the sentence
genitive
the owner — whose it is
accusative
a specific, known object — whom or what
dative
direction or recipient — to where, to whom
locative
where it is; also having — mende bar, "I have it"
ablative
where it comes from; also "than" when comparing

The endings are the same ones the pronouns wear — that page explains when each case is used.

With an owner

One ownedSeveral owned
mygestapommy Gestapogestapolarımmy Gestapoes
yourgestapongyour Gestapogestapolarıngyour Gestapoes
his / hergestaposuhis / her Gestapogestapolarıhis / her Gestapoes
ourgestapobuzour Gestapogestapolarıbızour Gestapoes
you all'sgestapoğuzyou all's Gestapogestapolarığızyou all's Gestapoes
theirgestapolarıtheir Gestapogestapolarıtheir Gestapoes

The overlap in the last rows is real, not a mistake: gestapoları can mean "his / her Gestapoes", "their Gestapo", or "their Gestapoes" — context decides.