Random triples
| Subject | Object |
|---|---|
| gptkb:100_trillion_Zimbabwean_dollar_note | hyperinflation |
| gptkb:Three-cent_piece | to facilitate postage stamp purchases |
| gptkb:Lincoln_Bicentennial_cents_(2009) | 200th anniversary of Abraham Lincoln's birth |
| gptkb:Hawaii_overprint_note | to prevent use by enemy if Hawaii was captured |