sentence stringlengths 21 104 | target class label 12
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|---|---|
Moles live for three to <mask> years in the wild. | 2four |
Green dots are signals detected <mask> or more times. | 2four |
Babies are born about <mask> weeks after mating. | 1five |
Rainforests cover less than <mask> percent of the Earth's surface. | 10two |
Chipmunks usually live about <mask> years. | 9three |
Synaptic noise has <mask> causes. | 10two |
Light sources come in <mask> basic types incandescent, arc and fluorescent. | 9three |
Chile has <mask> territories or colonies. | 4no |
All baleen whales have <mask> blow holes. | 10two |
Guns kill a child every <mask> hours. | 10two |
Thrips have <mask> pair of wings fringed with fine hairs. | 10two |
Tobacco also kills <mask> million people a year in the world. | 2four |
Death usually occurs by <mask> to eight years of life due to pneumonia or other infections. | 1five |
Death usually occurs by five to <mask> years of life due to pneumonia or other infections. | 0eight |
Most people can remember a string of about <mask> digits, e.g., a telephone number. | 6seven |
Light affects plants in <mask> ways. | 10two |
Women account for more than <mask> out of five deaths from stroke. | 9three |
Women account for more than three out of <mask> deaths from stroke. | 1five |
Most amphibians have <mask> limbs, except for caecilians. | 2four |
Plants make a compact, upright bush of <mask> to twelve inches in height. | 0eight |
Cancer is the second leading cause of death in California, accounting for nearly <mask> in four deaths. | 5one |
Most fibroids stay small and cause <mask> problems at all. | 4no |
Alpacas are ruminants with <mask> stomachs and very efficiently convert hay and grass to energy. | 9three |
All muscles have <mask> ends. | 10two |
Electric motors use current to set up <mask> magnetic fields. | 10two |
Salvation also is ascribed to all the <mask> persons, who are equally concerned in it. | 9three |
Butterflies also carry <mask> wings, which are covered by colored scales. | 2four |
Algae come in <mask> forms, unicellular, multicellular and colonial. | 9three |
Phobias often begin in young children between the ages of <mask> and eight. | 9three |
Pigeons are sexually mature at about <mask> months of age. | 7six |
Wax esters in <mask> species of freshwater zooplankton. | 10two |
Men are <mask> times more likely to die in a boating accident than women are. | 3nine |
Unequal cleavage can occur in <mask> ways. | 10two |
Healthy adults can live up to <mask> years. | 9three |
Most spiders live only <mask> or two years. | 5one |
Cloves Chew <mask> whole cloves. | 1five |
Green energy comes in <mask> basic forms. | 10two |
Trees are immune from the disease until they are about <mask> years old. | 8ten |
Copepods are so numerous that it is estimated that they compose seven out of every <mask> zooplankters. | 8ten |
Most bats return to their roosts by <mask> or five o'clock in the morning. | 2four |
Most bats return to their roosts by four or <mask> o'clock in the morning. | 1five |
Woodchucks can dig up to <mask> entrances to one den. | 9three |
Woodchucks can dig up to three entrances to <mask> den. | 5one |
Calves begin to take a few fish at about <mask> to four months. | 9three |
Calves begin to take a few fish at about three to <mask> months. | 2four |
Banks play <mask> important roles in the money market. | 9three |
Fawns mature at <mask> years of age. | 10two |
Spikelets generally contain <mask> flowers and generally are awned. | 10two |
Birds control their own unstable flight in <mask> dimensions. | 9three |
Chile is a country with extreme poverty, and many of the poor previously had <mask> access to water. | 4no |
Scorpions live in warmer habitats than spiders and can live <mask> or five months without food. | 2four |
Arterial insufficiency is characterized by <mask> types of pain. | 10two |
Red pandas have <mask> toes that are widely separated and semi-retractable claws. | 1five |
Geologists now think the Earth is about <mask> and a half billion years old. | 2four |
Germs have <mask> means of locomotion execpt to attach themselves to particles of dust. | 4no |
Skiing has a history of almost <mask> millennia. | 1five |
Sound comes when <mask> hands meet. | 10two |
Obstructive apnea is a cessation of breathing that last <mask> seconds or more. | 8ten |
Many doctors recommend waiting <mask> to six weeks before resuming sexual intercourse. | 1five |
Many doctors recommend waiting five to <mask> weeks before resuming sexual intercourse. | 7six |
Erosion is divided into <mask> main categories, water and wind. | 10two |
Serum calcium exists in <mask> separate fractions which are in dynamic equilibrium. | 9three |
Some plants even have <mask> leaves or small seasonal leaves that grow after it rains. | 4no |
Particles can be on <mask> places at the same time. | 10two |
Mages can select from <mask> spheres of magic - fire, water, air, earth and astral. | 1five |
Natural uranium exists in the soil at a concentration of about <mask> parts per million. | 2four |
Computer printers use <mask> methods for creating words and images on paper. | 9three |
Weasels are the smallest of the <mask> mustelids, with a thin, muscular body and a small head. | 9three |
Flies have all that plus <mask> wings and halteres. | 10two |
Dietitians recommend after school snacks from the <mask> basic food groups. | 2four |
Government has <mask> roles in the economy. | 10two |
Obesity now affects <mask> in five children in the United States. | 5one |
Obesity now affects one in <mask> children in the United States. | 1five |
Norplant implants are <mask> matchstick size rods that are inserted into the upper arm. | 7six |
Every bounded function is the sum of <mask> almost continuous bounded functions. | 9three |
Elephants replace their teeth <mask> to six times in their lifetime. | 2four |
Elephants replace their teeth four to <mask> times in their lifetime. | 7six |
Stroke affects <mask> out of five families and is the third leading cause of death. | 2four |
Stroke affects four out of <mask> families and is the third leading cause of death. | 1five |
Matter comes in <mask> phases, or states. | 1five |
Genes are difficult to identify because they are hidden amongst only <mask> per cent of the genome. | 1five |
Charity is the mother of <mask> sisters, patience and obedience. | 10two |
Diatomic molecules contain <mask> atoms that are chemically bonded. | 10two |
Growth hormone comes from <mask> manufacturers. | 10two |
Saudi oil takes <mask> weeks to reach the United States. | 7six |
Tarantulas have <mask> slits in their abdomen which absorb oxygen into their blood. | 2four |
Plants are divided into <mask> main phyla based on shared characteristics. | 2four |
Illness is often self-limiting usually lasting four to <mask> days. | 6seven |
Gases inhibit microorganisms by <mask> mechanisms. | 10two |
Salt is less effective for de-icing when temperatures plunge below minus <mask> degrees. | 1five |
Extant hominoids are here divided into <mask> families. | 9three |
Pineapples take between <mask> and three years to produce fruit. | 5one |
Pineapples take between one and <mask> years to produce fruit. | 9three |
Octopods have <mask> tentacles, of equal length, covered with sessile suckers. | 0eight |
Aboriginal society is divided into <mask> complementary branches. | 10two |
Toxoplasmosis often causes <mask> symptoms or only mild flu-like symptoms. | 4no |
Frictional forces cause the <mask> plates to be locked together. | 10two |
Homeless people can stay for up to <mask> months. | 9three |
Lions typically kill and feed once every <mask> days. | 2four |
Adult humans are easily able to remember sequences of up to <mask> digits. | 6seven |
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