sentence
stringlengths
21
104
target
class label
12 classes
Radioactive atoms emit <mask> different kinds of radiation.
9three
Japan also has <mask> levels of education.
9three
Dehydration is an important concern during the first <mask> weeks of life.
9three
Some tropical bats can have <mask> pregnancies per year.
10two
Some people have chlamydia but have <mask> signs or symptoms .
4no
Water is the only substance found on earth naturally in <mask> forms.
9three
Children now account for only <mask> percent of all forest fires caused in the United States.
2four
Organisms inherit <mask> alleles for each trait.
10two
Smoking is the single most preventable cause of mortality, responsible for <mask> in every six deaths.
5one
Smoking is the single most preventable cause of mortality, responsible for one in every <mask> deaths.
7six
Cows have to be milked twice, sometimes <mask> times a day.
9three
Sigma is the mean <mask> point uncertainty, in magnitudes, X is the airmass.
11zero
Animals respond better to <mask> or two syllable names.
5one
Animals respond better to one or <mask> syllable names.
10two
Male goats are capable of siring young at the age of <mask> months.
7six
Lampreys have sucker mouths with rasp-like teeth and <mask> circular gill openings on each side.
6seven
Some motors contain <mask> gears and spin very fast, and have little if any torque.
4no
Most women have <mask> or three mastectomy bras.
10two
Most women have two or <mask> mastectomy bras.
9three
Canvasbacks travel along <mask> major migration corridors, or flyways.
9three
Lions are able to take down prey <mask> times their size.
9three
Protons are known as baryons, which means that they are made of exactly <mask> quarks.
9three
Elephants have <mask> toes on the fore feet and four on the hind feet.
1five
Elephants have five toes on the fore feet and <mask> on the hind feet.
2four
Mitosis consists of <mask> phases.
2four
More women suffer from the disease than men in a ratio of <mask> to one.
1five
Women are <mask> times more likely to get depression.
10two
Water can come from <mask> places.
10two
Bedbugs can live for <mask> months without feeding.
7six
Some rams have <mask> fully developed horns, a trait shared by few other breeds of the world.
2four
Cows normally expel the placenta within <mask> to eight hours.
10two
Cows normally expel the placenta within two to <mask> hours.
0eight
Drug offenders make up about <mask> in four prison inmates nationwide.
5one
Drug offenders make up about one in <mask> prison inmates nationwide.
2four
Some books claim abductions happen once every <mask> years.
1five
Mature birds boast a wing span of <mask> feet.
7six
Fuels are of <mask> classes, solids, liquids, and gases.
9three
Water is the only substance on earth found naturally in <mask> forms - solid, liquid, and gas.
9three
Black women are <mask> times more likely to develop lupus than are white women.
9three
Midrange drivers are used in multi-way speakers with <mask> or more driver sizes.
9three
Pyrimidines contain <mask> ring and purines contain two rings.
5one
Pyrimidines contain one ring and purines contain <mask> rings.
10two
Giant anteaters are able to reproduce about every <mask> months.
3nine
Irradiated strawberries can remain unspoiled for up to <mask> weeks.
9three
Pickpockets usually work in teams of <mask> or three people.
10two
Pickpockets usually work in teams of two or <mask> people.
9three
Faith is a worldwide religion with more than <mask> million members around the globe.
1five
Most infants are sleepy for the first <mask> days.
10two
Plants can uptake <mask> times more nutrients, and improve soil texture at the same time.
8ten
Suckers usually have <mask> or more comb-like pharyngeal teeth, one row on each pharyngeal arch.
8ten
Suckers usually have ten or more comb-like pharyngeal teeth, <mask> row on each pharyngeal arch.
5one
Fire blight is the most difficult to control of the <mask> diseases.
2four
Men are <mask> times more likely to develop esophageal cancer.
9three
Monkeys are classified into <mask> categories.
10two
Gases have little or <mask> interactions between the atoms or molecules.
4no
Females can have calves when they are about <mask> years old.
2four
Fertilization is most likely to occur from intercourse during the <mask> days that end in ovulation.
7six
Fitness is defined by <mask> attributes, energy and safety.
10two
Nanos activity is found in the posterior poleplasm of <mask> diverse Dipteran species.
1five
Yellow fever begins suddenly after an incubation period of <mask> to five days.
9three
Yellow fever begins suddenly after an incubation period of three to <mask> days.
1five
Infertility affects about <mask> million American men.
10two
Human sperm comes in <mask> varieties, mixed.
9three
Milk is a good source of <mask> essential nutrients.
3nine
Restriction enzymes have <mask> important features.
10two
Some Whales have <mask> times as much gray matter as Humans do.
7six
Most spiders have <mask> eyes, but some, like the brown recluse spider, only have six.
0eight
Women devote their lives to raising families of six, <mask> and eight children.
6seven
Women devote their lives to raising families of six, seven and <mask> children.
0eight
Trees can also be air layered but air layering usually takes <mask> to six months to be successful.
2four
Some birds show <mask> signs of disease.
4no
Mature asci are elongate and usually contain <mask> one-celled ascospores.
0eight
Mango trees begin fruit production in <mask> years and form fruit quickly.
9three
Humans have <mask> lungs, each fed by one bronchus.
10two
Humans have two lungs, each fed by <mask> bronchus.
5one
Sexual harassment takes <mask> forms.
10two
Oman is largely a desert land, with <mask> distinct geographical regions.
1five
Excessive absenteeism is more than <mask> days of unexcused absences in any year.
7six
Food waste is transformed into soil-like humus in three to <mask> days.
6seven
Simple vows are a period of temporary commitment and usually lasts <mask> years.
9three
Weight loss helps people with diabetes in <mask> important ways.
10two
Condors become sexually mature at about <mask> or six years of age and mate for life.
1five
Condors become sexually mature at about five or <mask> years of age and mate for life.
7six
Colds tend to last <mask> to ten days, while allergies can go on for weeks.
6seven
Colds tend to last seven to <mask> days, while allergies can go on for weeks.
8ten
Planaria has rudimentary eyes which produce <mask> images but detect direction.
4no
Human existence has <mask> aspects - physical, mental and spiritual.
9three
Most girls begin to wear their first coils, weighing as much as <mask> kg, at age five.
9three
Oranges signify good health, and the number <mask> sounds like the word for prosperity .
0eight
Theobroma oil can exist in four different polymorphic forms of which only <mask> is stable.
5one
Flight dynamics is the science of air and space vehicle orientation and control in <mask> dimensions.
9three
Breast cancer strikes one out of every <mask> or nine women.
0eight
Breast cancer strikes one out of every eight or <mask> women.
3nine
Male moose grow antlers that are approximately <mask> feet wide.
1five
Some children take their first steps at <mask> months, others at fourteen months.
8ten
Tetrapods are animals that have <mask> legs or leg-like appendages .
2four
Thunderstorms occur infrequently throughout the year, averaging <mask> annually.
1five
Any number multiplied by <mask> equals zero.
11zero
Insects have six legs, <mask> antennae, and three body sections.
10two
Insects have six legs, two antennae, and <mask> body sections.
9three