Complex sentence: Each "Sailor Hat" test consisted of a dome stacked 500-ton (450 t) charge of TNT high explosive detonated on the shore of Kahoolawe close to the ships under test and each test saw the USS "Atlanta" move closer to the explosion.
Split into simpler sentences: Each "Sailor Hat" test consisted of a dome-stacked 500-ton (450 t) charge of TNT high explosive detonated on the shore of Kahoolawe close to the ships under test. Each test saw the USS "Atlanta" move closer to the explosion.