sentences:  Only a few closely adjacent villages are linked by roads.Today, snowmobile or snowmachine travel is a critical component of winter transport; an ice road for highway vehicles is used along portions of the Kuskokwim River.The kayak ("qayaq" sg "qayak" dual "qayat" pl in Yup'ik and Cup'ik, "qayar ~ qay'ar" sg "qay'ag" dual "qay'at ~ qass'it" pl in Cup'ig; from "qai-" "surface; top")) is small narrow closed skin-covered boat and was first used by the native speakers of the Eskimo–Aleut languages.