's more comprehensive study, their system predicts accent placement (but not type), break indices, and edge tones based on features extracted from the SURGE realizer (Elhadad 1993), deep semantic and discourse features, including semantic type, semantic abnormality and given/new status, and surface features, such as part of speech and word informativeness.
neither of these CTS approaches makes use of the theme/rheme distinction, or the notion of kontrast that stems from Rooth's (1992) work on alternative sets, both of which are crucial to Steedman's (2000a) theory of how information structure constrains prosodic choices.