{% extends 'base.html' %} {% block title %}annotation{%endblock%} {% block title_num %}
Longer distances are often reported in kilometers -LRB- 1 km 1000 m 103 m -RRB- , whereas shorter distances can be reported in centimeters -LRB- 1 cm 0.01 m 10 ^ 2 m -RRB- or millimeters -LRB- 1 mm 0.001 m 10 ^ 3 m -RRB- . The standard unit of mass in the SI system is the kilogram -LRB- kg -RRB- . A kilogram was originally defined as the mass of a liter of water -LRB- a cube of water with an edge length of exactly 0.1 meter -RRB- . It is now defined by a certain cylinder of platinum-iridium alloy , which is kept in France . Any object with the same mass as this cylinder is said to have a mass of 1 kilogram .
Please check all the words that can be used instead of the target word in the same context. Note that the morphology of the target (third person singular, past tense etc.) is considered to be applied to the candidate automatically in the process of paraphrasing.