Question: The Semichi Islands are located southeast of which island that became uninhabited in 2010?

Context paragraphs:
Lotus Island: Lotus Island is a 0.2-mile-long (320 m) island in the Aleutian Islands chain of the U.S. state of Alaska.  Located at in the Semichi Islands group of the Near Islands, it is the least prominent of the two islands in Shemya Pass, which separates Nizki and Shemya islands. " Lotus" is also the name of an island in the Odyssey.

Semichi Islands: The Semichi Islands (Samiyan in Aleut) are a cluster of small islands in the Near Islands group of the Aleutian Islands, Alaska.  They are located southeast of Attu Island and northeast of Agattu Island, near .  Named islands in the group include Alaid Island, Hammerhead Island, Lotus Island, Nizki Island, and Shemya.

Nizki Island: Nizki Island (Avayax̂ in Aleut) is an uninhabited island in the Aleutian Islands in the U.S. state of Alaska.  Located at , it is the middle island of the Semichi Islands group of the Near Islands.  Flanked by Shemya to the east and Alaid to the west, three-mile-long (5 km) Nizki is periodically joined to Alaid by a sand spit.  The name is said to derive from the Russian "nizkiy", meaning "low," a term descriptive of the island's topography, with a maximum elevation of 165 feet.  Nizki's shoreline is very irregular and is fringed by numerous rocks, reefs, and kelp-marked shoals.

Attu Island: Attu (Aleut: "Atan" ) is the westernmost and largest island in the Near Islands group of the Aleutian Islands of Alaska, and the westernmost point of land relative to Alaska, the United States, North America and the Americas.  The island became uninhabited in 2010.

Hog Island (Virginia): Hog Island is one of the Virginia Barrier Islands located southeast of Exmore in Northampton County, Virginia, and is a part of the Virginia Coast Reserve of The Nature Conservancy.  The island, then known as Machipongo Island was first settled in 1672 by a group of 22 English colonists.  The island was later abandoned and remained uninhabited until around the time of the American Revolution when it was resettled.  In the late 1800's, at least five lavish hunting and fishing clubs that primarily catered to wealthy sportsmen from the Northeast were established on Virginia's barrier islands; one of the largest was in the town of Broadwater, Virginia, on Hog Island.  Founded in the mid-19th century the town was located in a pine forest two miles from the ocean in the center of the island.  In the 1930s when rapid beach erosion caused by several hurricanes that flooded the entire island made its continued existence untenable, many of the houses and other buildings in the town of Broadwater were floated by barge to the mainland and still stand in the towns Willis Wharf, Virginia and Oyster, Virginia today.

Alaid Island (Alaska): Alaid Island (Igingiinax̂ in Aleut) is the westernmost of the Semichi Islands, a subgroup of the Near Islands group that lies at the extreme western end of the Aleutian Islands, Alaska.

Shemya: Shemya or Simiya (Aleut: "Samiyax̂" ) is a small island in the Near Islands group of the Semichi Islands chain in the Aleutian Islands archipelago southwest of Alaska, at .  It has a land area of 5.903 sq mi (15.289 km²), and is about 1,200 miles (1,900 km) southwest of Anchorage, Alaska.  It is 4.39 km wide and 6.95 km long.

Hammerhead Island: Hammerhead Island is an 800-foot-long (243 m) island in the Aleutian Islands of the U.S. state of Alaska.  It is located at in the Semichi Islands group of the Near Islands of the Aleutians.  It has been described in the "Aleutian Coast Pilot" as "the most prominent" of two islands in Shemya Pass, which separates Nizki and Shemya islands.

Fairway Rock: Fairway Rock (Census block 1047, Nome, Alaska) is a small islet in the Bering Strait, located southeast of the Diomede Islands and west of Alaska's Cape Prince of Wales.  It has an area of 0.3 km (0.12 mi).  Known to Eskimo natives of the Bering Strait region in prehistory, Fairway was documented by James Cook in 1778 and named by Frederick Beechey in 1826.  Although uninhabited, the island is a nesting site for seabirds — most notably the least and crested auklet — which prompt egg-collecting visits from local indigenous peoples.  The United States Navy placed radioisotope thermoelectric generator-powered environmental monitoring equipment on the island from the 1960s through the 1990s.

Miliakdjuin Island: Miliakdjuin Island is an uninhabited island in the Qikiqtaaluk Region of Nunavut, Canada.  It is located southeast of the Kikastan Islands in the Cumberland Sound, off Baffin Island's Cumberland Peninsula.  Akulagok Island, Kekerten Island, Kekertukdjuak Island, Tesseralik Island, Tuapait Island, and Wareham Island are in the vicinity.

Supporting paragraphs: Semichi Islands Attu Island
Answer: Attu Island