| Id |
Subject |
Object |
Predicate |
Lexical cue |
| T768 |
0-91 |
Sentence |
denotes |
Figure 1 Timeline representing four human influenza pandemics between 1918 and March 2020. |
| T769 |
92-174 |
Sentence |
denotes |
The first influenza pandemic known as “Spanish flu” originated in chicken in 1918. |
| T770 |
175-307 |
Sentence |
denotes |
The second flu pandemic (Asian flu) and the third flu pandemic (Hong Kong flu) originated in chicken in 1957 and 1968, respectively. |
| T771 |
308-416 |
Sentence |
denotes |
The most recent influenza pandemic known as “Swine flu” originated in swine in Mexico during March–May 2009. |
