 Complete the following phrase:  They have also given many benefit concerts. From 1988 to 1993 all concerts given were in support of Nagorno-Karabagh; in 1990 all proceeds from a concert given in Lithuania were donated to a childrens fund in Lithuania; in 1991 they recorded a CD in the Netherlands and the proceeds of its saleUS 100,000were donated to the victims of the 1988 devastating 