| Typicality: | 0.527 |
| Saliency: | 0.346 |
| for nine months in the year | 2 | temporal |
| against large amounts of ice | 2 | transitive-object |
| ship → operate in → the arctic | 19 |
| ship → operate in → arctic and antarctic waters | 5 |
| ship → operate in → the arctic ocean | 3 |
| negative | neutral | positive |
| 0.129 | 0.760 | 0.111 |
| Raw frequency | 27 |
| Normalized frequency | 0.346 |
| Modifier score | 0.900 |
| Perplexity | 200.010 |