# The UK Royal Navy was involved.
*Canonical page:* https://truthscore.com/claim/the-uk-royal-navy-was-involved--9de08ddd
*Numbers under lens:* **Evidence-weighted** (`log-odds@1`)
*Machine twins:* https://truthscore.com/claim/the-uk-royal-navy-was-involved--9de08ddd.md · JSON at https://truthscore.com/api/v1
The UK Royal Navy was involved.

## Standing

**9.5%** under Evidence-weighted (-2.25 log-odds; the floor is -3).

| Direction | Rests on | Base | Leg | CQ factor | Contribution |
|---|---|---|---|---|---|
| support | Russian Ministry of Defense claimed the UK Royal Navy was involved, citing recovered… | 1 | #1 | ×1 | +1.00 |
| challenge | Was the source actually positioned to observe or receive this? | 0.5 | #1 | ×0.5 | -0.25 |

## How it was derived

Nobody asserted this. Scheme **position-to-know** v1, depth 1.

**Premises**

- [Russian Ministry of Defense claimed the UK Royal Navy was involved, citing recovered fragments of a British‑made submarine drone.](https://truthscore.com/claim/bb6a2bf1)
- [Russian Ministry of Defense](https://truthscore.com/entity/f2677f8f)

**Critical questions**

- [open] [Was the source actually positioned to observe or receive this?](https://truthscore.com/claim/1f223d5c)
- [open] [Is the account corroborated by an independent source or artifact?](https://truthscore.com/claim/6558a576)
- [open] [Is the account a restatement of someone else’s, rather than first-hand?](https://truthscore.com/claim/aa429ab3)