[1] 
[FIG(short list)[
- [[be]]
- [[am]]
- [[is]]
- [[are]]
- [[was]]
- [[were]]
]FIG]

[2] [CITE@en[Editorial: tweak grammar in the definition of "or"]]
([[domenic]]著, [TIME[2016-11-19 04:35:24 +09:00]])
<https://github.com/whatwg/infra/commit/aeda0eaafea2d945650c5f1845625dc25a1e2ab0>