Siarad, fusser3: 'yn_ystod'

107	BEC	oedd hi (y)n gwneud hwnnw doedd yn_ystod [//] dwy flynedd yn_ôl neu tair mlynedd yn_ôl .
		be.3S.IMP PRON.3SF PRT do.NONFIN that be.3S.IMP.NEG during two.F year back or three.F year back
		be.V.3S.IMPERF she.PRON.F.3S PRT make.V.INFIN that.PRON.DEM.M.SG be.V.3S.IMPERF.NEG during.PREP two.NUM.F years.N.F.PL+SM back.ADV or.CONJ three.NUM.F years.N.F.PL+NM back.ADV
		she was doing that, wasn't she, two years ago or three years ago