| Id |
Subject |
Object |
Predicate |
Lexical cue |
| T74 |
0-230 |
Sentence |
denotes |
Table 1 Air quality assessment—variations and change (%) of average concentrations for different air pollutants during the pre and COVID-19 pandemic confinement, 2020 among populous sites of four major metropolitan cities in India |
| T75 |
231-321 |
Sentence |
denotes |
Pollutants Pre-lockdown values Lockdown Variation and % change (pre-lockdown and lockdown) |
| T76 |
322-405 |
Sentence |
denotes |
Site 1 Site 2 Site 3 Site 4 Site 1 Site 2 Site 3 Site 4 Site 1 Site 2 Site 3 Site 4 |
| T77 |
406-480 |
Sentence |
denotes |
AQI 238 151 144 68 134 62 59 64 − 104 (44%) − 89 (59%) − 86 (59%) − 4 (6%) |
| T78 |
481-559 |
Sentence |
denotes |
PM2.5 238 132 135 56 122 36 36 26 − 116 (49%) − 96 (73%) − 99 (73%) − 30 (54%) |
| T79 |
560-636 |
Sentence |
denotes |
PM10 150 116 122 60 100 61 45 49 − 50 (33%) − 54 (47%) − 77 (63%) − 10 (17%) |
| T80 |
637-702 |
Sentence |
denotes |
NO2 44 48 55 9 31 7 11 10 − 13 (29%) − 41 (86%) − 43 (79%) 1 (7%) |
| T81 |
703-764 |
Sentence |
denotes |
NH3 10 2 8 14 4 1 2 9 − 6 (63%) − 1 (58%) − 6 (74%) − 4 (30%) |
| T82 |
765-829 |
Sentence |
denotes |
SO2 19 12 11 14 14 5 9 9 − 4 (24%) − 7 (58%) − 2 (15%) − 6 (39%) |
| T83 |
830-895 |
Sentence |
denotes |
CO 53 28 33 25 84 13 22 35 31 (59%) − 15 (55%) − 11 (32%) 9 (37%) |
| T84 |
896-961 |
Sentence |
denotes |
O3 35 85 29 36 73 34 51 65 38 (109%) − 51 (60%) 22 (77%) 29 (80%) |
| T85 |
962-1063 |
Sentence |
denotes |
PM2.5 in μg/m3, PM10 in μg/m3, CO in μg/m3, NH3 in μg/m3, NO2 in μg/m3, SO2 in μg/m3, and O3 in μg/m3 |
| T86 |
1064-1085 |
Sentence |
denotes |
AOI air quality index |
