`whenYear` >='-3000'
AND `whenYear` <='3000'
AND
(`whereLoc` ='Shenzhen' OR (`whereLon` >='113.375' And`whereLon` <='114.825'And`whereLat` >='21.825'And`whereLat` <='23.275'))
ORDER BY `whenYear` ASC, `whenMonth` ASC , `whenDay` ASC,`eventSig` DESC
LIMIT
0
,
100