8258
He predicts that in one to two years , biochips will be suitable for use in supplemental tests , and after around three years for high - throughput screening ; in five years time it should be possible to develop them into general screening tools which will be as easy to use as the pregnancy test kits on the market today .
 date: one to two years; date: around three years
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: date, organization, person, geographical social political, national religious political, facility, cardinal, location, work of art, law, event, product, ordinal, percent, time, quantity, money, language 
Text: {0} 
Answer:
 date: one to two years; date: around three years