In this task, you will use your knowledge about language (and common sense) to determine what element the marked number refers to. The numbers are marked with two underlines around them, like: _ number _. Your answer should be chosen from the given text, and should not contain other words.

Input: Consider Input: Dr. Spencer Reid:  Methanol is compositionally speaking , the simplest of the alcohols . It 's actually ubiquitous in the environment . There are small traces of its vapor in the atmosphere , but atmospheric methanol is easily oxidized by sunlight .
Emily Prentiss: Is it toxic ?
Dr. Spencer Reid: Ingesting ten milliliters of it will cause permanent blindness , and as little as _ 30 _ is potentially fatal .
Derek Morgan: Well , these victims had between five and six ounces in their lungs .
Dr. Spencer Reid: You know , if they were immersed in it , they would have died even without ingesting or inhaling it . When absorbed through the skin , it depresses the central nervous system to an unsustainable degree .
Derek Morgan: Well , what 's it used for ?
Dr. Spencer Reid: What is n't it used for ? A solvent , an antifreeze . In World War II , the Germans used it for rocket fuel . It 's used in wine - making . Its most commonplace use however , is in the creation of other chemicals . Methanol can become plastic , plywood , paint , explosives , permanent - press textiles . It 's essentially the chemical used to separate other chemicals from each other .

Output: milliliters


Input: Consider Input: Neely O'Hara:  Who are ya hiding from , Helen ? The notices could n't have been that bad .
Helen Lawson: The show just needs a little fine tuning .
Neely O'Hara: Do n't worry , sweetheart . If the show folds I can always get a part as understudy for my grandmother .
Helen Lawson: Thanks . I already turned down the part you 're playing .
Neely O'Hara: Bull ! Merrick is n't that crazy .
Helen Lawson: You oughta know , honey , you just came out of the nuthouse .
Neely O'Hara: It was not a nuthouse !
Helen Lawson: Look . They drummed you right outta Hollywood ! So ya come crawlin ' back to Broadway . Well , Broadway does n't go for booze and dope . Now you get outta my way , I got a guy waitin ' for me .
Neely O'Hara: That 's a switch from the fags you 're usually stuck with !
Helen Lawson: At least I never had to MARRY _ one _ !
Neely O'Hara: YOU TAKE THAT BACK ... ... oh my God , it 's a wig ! HER HAIR 'S AS PHONY AS SHE IS !
Jennifer North: I feel a little top heavy .
Play director: Oh , honey . You are a little top heavy .

Output: guy


Input: Consider Input: Dr. Spencer Reid:  Long - term stranger abductions of children Billie 's age are rare . They represent only half of one percent of all missing cases per year . But they are usually more likely to be fatal . Of the children that are abducted and murdered , 44% die within the first hour . From that point forth , their odds of survival greatly decrease . 75% are gone after three hours . Virtually all of them are dead after _ twenty _ - four .
Aaron Hotchner: Which means we have just under four hours to find her .


Output: hours