1. Sexual intercourse committed by a person who has reached the age of eighteen years with a person who has not reached the age of sixteen years - shall be punishable by obligatory labour for a term of up to 480 hours, or by restriction of liberty for a term of up to four years, or by compulsory labour for a term of up to four years with or without deprivation of the right to hold certain posts or to be engaged in a certain activity for a period of up to three years, or by deprivation of liberty for a term of up to four years with or without deprivation of the right to hold certain posts or to be engaged in a certain activity for a period of up to ten years.