Abstract 1. Introduction 2. Previous approaches 2.1. Strong dependency: LOCAL sharing 2.2. Weak dependency: INDEX sharing 3. "Intermaediate" dependency: CAT sharing 3.1. NPs in the focused position 3.2. PPs in the focused position 3.3. ADVs in the focused position 3.4. Summary 4. Representation in HPSG 4.1. UDCs in HPSG 4.2. It-cleft as an "intermediate" UDC 4.3. Sample analyses 5. Conclusion References