Hylarana guentheri
Its natural habitats are subtropical or tropical moist lowland forest , subtropical or tropical moist shrubland , subtropical or tropical dry lowland grassland , rivers , intermittent rivers , swamps , freshwater marshes , intermittent freshwater marshes , arable land , plantations , rural gardens , water storage areas , ponds , aquaculture ponds , irrigated land , seasonally flooded agricultural land , and canals and ditches . 
<triplet> grassland <subj> habitat <obj> instance of