For those considering to make the trip to Amsterdam (which is well worth a visit in itself anyway): Book of Heads, 10 June (M. Ribot) Rituals, Chimeras, 11 June (Asko Ensemble) New work, Aporias, 12 June (Radio Philarmonic orchestra) Naked City, 17 June ?, 22 June (Arditti string 4tet) manolis