Students work on sewing machines at a government funded training center that provides vocational training to former sex workers in Jakarta, February 25, 2016. Indonesia is making final preparation to demolish the biggest red-light district in capital Jakarta as the first step to eradicate prostitution in the world's most populous Muslim-majority nation by 2019. REUTERS/Darren Whiteside

A student work on sewing machine at a government funded training center that provides vocational training to former sex workers in Jakarta, Indonesia February 25, 2016. Indonesia is making final preparation to demolish the biggest red-light district in capital Jakarta as the first step to eradicate prostitution in the world's most populous Muslim-majority nation by 2019. REUTERS/Garry Lotulung

Students practice the hairdressing skills at a government funded training center that provides vocational training to former sex workers in Jakarta, February 25, 2016. Indonesia is making final preparation to demolish the biggest red-light district in capital Jakarta as the first step to eradicate prostitution in the world's most populous Muslim-majority nation by 2019. REUTERS/Darren Whiteside

A student washes the hair of another at a government funded training center that provides vocational training to former sex workers in Jakarta, February 25, 2016. Indonesia is making final preparation to demolish the biggest red-light district in capital Jakarta as the first step to eradicate prostitution in the world's most populous Muslim-majority nation by 2019. REUTERS/Garry Lotulung

Students practice the hairdressing skills at a government funded training center that provides vocational training to former sex workers in Jakarta, February 25, 2016. Indonesia is making final preparation to demolish the biggest red-light district in capital Jakarta as the first step to eradicate prostitution in the world's most populous Muslim-majority nation by 2019. REUTERS/Darren Whiteside