问：参加2018西安丝绸国际马拉松赛有什么年龄限制？
答：
1、马拉松项目年龄限20周岁以上（1997年当年出生）；
2、半程马拉松项目年龄限18周岁以上（1999年当年出生）；
3、迷你马拉松项目年龄限12周岁以上（2005年当年出生）；
注意事项：18周岁以下未成年人报名参加比赛，在赛前领取参赛物品时，须其监护人或法定代理人现场签署参赛免责声明，方可领取参赛物品并参加比赛。
Q: What is the age limit for the 2017 Xi'an Silk International Marathon?
answer:
1, marathon project age limit of 20 years old (born in 1997);
2, half marathon project age limit of 18 years old (born in 1999);
3, mini marathon project age limit over 12 years old (born in 2005);
Note: Adults under 18 years of age to participate in the competition, before the game to receive entries, to its guardian or legal representative of the scene signed a disclaimer to receive entries and participate in the competition.