sentence stringlengths 21 104 | target class label 12
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|---|---|
Flies are insects with <mask> wings. | 10two |
Evolution occurs in <mask> ways, mutation and natural selection. | 10two |
Gestation is <mask> months after which a single lamb is born. | 6seven |
Biochemical individuality results in a person needing from <mask> to. | 10two |
Islamic spirituality is active in all <mask> aspects of human experience. | 2four |
Sea lettuce goes through <mask> reproductive phases. | 10two |
Cardiologists offer different estimates, ranging anywhere from <mask> to a hundred deaths a year. | 1five |
Workers have <mask> sets of chromosomes. | 10two |
Glands have lobules - but liver lobules defined in <mask> different ways. | 9three |
Every odd number is the sum of <mask> primes. | 9three |
Vegetables require at least <mask> hours of direct sun each day. | 7six |
Christians believe in <mask> god in three persons. | 5one |
Christians believe in one god in <mask> persons. | 9three |
Sexual maturity is between <mask> and six years of age. | 9three |
Sexual maturity is between three and <mask> years of age. | 7six |
Most vertebrates belong in the first <mask> groups. | 9three |
Mammals are divided into <mask> families, based on how their young develop. | 9three |
Most young children have only a mild flu-like illness without jaundice, or <mask> symptoms at all. | 4no |
Most species have a dozen to <mask> dozen offspring. | 10two |
Bocce is played with <mask> large balls and one smaller target ball called the pallino or jack. | 0eight |
Bocce is played with eight large balls and <mask> smaller target ball called the pallino or jack. | 5one |
Head lice can survive on the scalp for about <mask> weeks. | 9three |
Gold is only pure when there are <mask> alloys present. | 4no |
Mice come with one, <mask> or three pushbuttons. | 10two |
Mice come with one, two or <mask> pushbuttons. | 9three |
Neural tube develops into the spinal cord and brain in the first <mask> weeks of pregnancy. | 2four |
All human activity is carried on by means of the mind aided by the <mask> senses. | 8ten |
Katydids spend <mask> to four months as nymphs. | 9three |
Katydids spend three to <mask> months as nymphs. | 2four |
Birds have <mask> beak, two wings, and two feet. | 5one |
Birds have one beak, <mask> wings, and two feet. | 10two |
Whiteflies have a <mask> stage life cycle. | 7six |
Panther chameleons reach sexual maturity at a minimum age of <mask> months. | 6seven |
Most countries start at <mask> years old. | 0eight |
Dholes are known to occur in <mask> sites in northern and central Malaysia. | 2four |
Depression can affect as many as <mask> in five people of all ages. | 5one |
Depression can affect as many as one in <mask> people of all ages. | 1five |
Abortion is legal through all <mask> months of pregnancy. | 3nine |
Otters are long and slim animals with <mask> short legs that can be longer than a meter. | 2four |
Parasitism is the association of <mask> such organisms. | 10two |
Tracking involves using the <mask> senses plus common sense to follow a trail through the jungle. | 1five |
Most people urinate <mask> to eight times per twenty four-hour period. | 2four |
Most bracelets use <mask> colors. | 2four |
Food additives fall into <mask> categories. | 10two |
Permanent dentition is in place after <mask> years of age. | 2four |
Walruses are distinctive for their <mask> long tusks. | 10two |
Cultures grow up in <mask> to four weeks. | 10two |
Cultures grow up in two to <mask> weeks. | 2four |
Gusts can reach speeds up to <mask> hundred kilometers per hour. | 6seven |
Hornets construct a gray or brown paper nest <mask> to ten feet above the ground. | 1five |
Hornets construct a gray or brown paper nest five to <mask> feet above the ground. | 8ten |
Dopamine alone has <mask> known brain receptors. | 1five |
Anarchist organisations are now to be found on all <mask> continents. | 1five |
Monotremes are the egg-laying mammals, and there are just <mask> species. | 9three |
Cattle only have <mask> stomach but with four compartments to help digest grasses and grains. | 5one |
Cattle only have one stomach but with <mask> compartments to help digest grasses and grains. | 2four |
Females give birth to one, occasionally two, large babies, after a pregnancy of <mask> to seven months. | 7six |
Females give birth to one, occasionally two, large babies, after a pregnancy of six to <mask> months. | 6seven |
Insects have <mask> pairs of legs and three body segments. | 9three |
Steroids come in <mask> forms, either injectable or oral. | 10two |
Microwave ovens are <mask> times more energy efficient than electric ovens. | 9three |
Ringtails have furry feet with hairless pads, and each has <mask> toes, with semi-retractable claws. | 1five |
B cells can produce <mask> different types of antibody, each with a distinct function. | 6seven |
Most scientists consider swamp s, marsh es, and bog s to be the <mask> major kinds of wetlands. | 9three |
Most babies move into a normal, head-down position a by <mask> weeks before birth. | 9three |
Pharmacists work alongside pharma assistants, an apprenticeship that takes <mask> years to complete. | 9three |
Globalisation is a complex phenomenon marked by <mask> opposing forces. | 10two |
Calanoid copepods are only <mask> millimeters long and eat phytoplankton, or plant plankton. | 9three |
Starlings are about <mask> inches tall. | 1five |
Parthenogenesis occurs in <mask> fashions. | 10two |
Fibber content increases <mask> to four times that of whole wheat bread. | 9three |
Fibber content increases three to <mask> times that of whole wheat bread. | 2four |
Beavers build dams for <mask> good reasons, food and protection. | 10two |
Free trade exists only where there are <mask> barriers to voluntary exchange. | 4no |
Men are <mask> times more likely to get bladder cancer than women. | 2four |
Meerkats are gregarious and have at least <mask> distinctive vocalizations. | 8ten |
New fears begin around <mask> years of age when children become aware of death. | 9three |
Duck feathers have <mask> basic adaptions. | 10two |
Mixtures are made of <mask> or more substances mixed together. | 10two |
Banks hold <mask> excess reserves and the public holds no currency. | 4no |
Banks hold no excess reserves and the public holds <mask> currency. | 4no |
Perennials live more than <mask> years. | 10two |
Slime is made by reacting just <mask> compounds or ingredients. | 10two |
Cesarean section are <mask> to four times more likely for pregnant women with diabetes. | 9three |
Cesarean section are three to <mask> times more likely for pregnant women with diabetes. | 2four |
Spirals have <mask> ears to interfere. | 4no |
Conflict diamonds account for less than <mask> per cent of world trade in rough diamonds. | 2four |
Triglycerides contain <mask> fatty acid molecules and one glycerol molecule. | 9three |
Most curable tumors require at least <mask> to eight cycle of therapy. | 7six |
Harpoons are of <mask> kinds. | 9three |
Most ichthyologists currently consider the char to be <mask> species. | 10two |
Bilaterian animals differ from the Cnidaria in <mask> fundamental ways. | 9three |
Pups stay in the den for about <mask> weeks and then begin traveling short distances with adults. | 7six |
Grasshoppers have a <mask> part body and a hard shell exoskeleton of chitin. | 9three |
Most flowers have <mask> or fewer petals. | 1five |
Leafy spurge is a weed that meets all <mask> criteria. | 9three |
Milk chocolate contains milk in addition to the <mask> ingredients above. | 2four |
Psoriasis means that the skin changes <mask> times faster than normal. | 6seven |
Some snakes can go as long as <mask> months without a good meal. | 7six |
Most tanagers live in pairs or in small groups of <mask> to five individuals. | 9three |
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