sentences:  It is composed of a single village, Semlac, situated at 37 km from Arad.According to the last census, the population of the commune counts 3787 inhabitants, out of which 80.8% are Romanians, 3.6% Hungarians, 9.6% Roma, 3.6% Germans, 1.1% Slovaks, 0.7% Ukrainians and 0.6% are of other or undeclared nationalities.The first documentary record of the locality Semlac dates back to 1256.