(3 2 ) [3-ton sika nokotte-i-nai] 2-syurui-no kinzoku-o 2-ton seiren-sita.
[3-CL.ton other-than remain-Prog-Neg] 2-CL.species-Gen metal-Acc 2-CL.ton purify-Past
(We) purified two tons of the two types of metal, of which only three tons re- mained.