Sure, here is a hypothetical DECLARE model for a Purchase-to-Pay process:

{
    'existence': {
        'Purchase Requisition': {'support': 1.0, 'confidence': 1.0},
        'Purchase Order': {'support': 1.0, 'confidence': 1.0},
        'Goods Receipt': {'support': 1.0, 'confidence': 1.0},
        'Invoice Receipt': {'support': 1.0, 'confidence': 1.0},
        'Payment': {'support': 1.0, 'confidence': 1.0}
    },
    'absence': {
        'Payment': {'support': 1.0, 'confidence': 1.0}
    },
    'exactly_one': {
        'Purchase Requisition': {'support': 1.0, 'confidence': 1.0},
        'Purchase Order': {'support': 1.0, 'confidence': 1.0},
        'Goods Receipt': {'support': 1.0, 'confidence': 1.0},
        'Invoice Receipt': {'support': 1.0, 'confidence': 1.0},
        'Payment': {'support': 1.0, 'confidence': 1.0}
    },
    'init': {
        'Purchase Requisition': {'support': 1.0, 'confidence': 1.0}
    },
    'responded_existence': {
        ('Purchase Requisition', 'Purchase Order'): {'support': 1.0, 'confidence': 1.0},
        ('Purchase Order', 'Goods Receipt'): {'support': 1.0, 'confidence': 1.0},
        ('Goods Receipt', 'Invoice Receipt'): {'support': 1.0, 'confidence': 1.0},
        ('Invoice Receipt', 'Payment'): {'support': 1.0, 'confidence': 1.0}
    },
    'coexistence': {
        ('Purchase Requisition', 'Goods Receipt'): {'support': 1.0, 'confidence': 1.0},
        ('Purchase Order', 'Invoice Receipt'): {'support': 1.0, 'confidence': 1.0}
    },
    'response': {
        ('Purchase Requisition', 'Purchase Order'): {'support': 1.0, 'confidence': 1.0},
        ('Purchase Order', 'Goods Receipt'): {'support': 1.0, 'confidence': 1.0},
        ('Goods Receipt', 'Invoice Receipt'): {'support': 1.0, 'confidence': 1.0},
        ('Invoice Receipt', 'Payment'): {'support': 1.0, 'confidence': 1.0}
    },
    'precedence': {
        ('Purchase Order', 'Purchase Requisition'): {'support': 1.0, 'confidence': 1.0},
        ('Goods Receipt', 'Purchase Order'): {'support': 1.0, 'confidence': 1.0},
        ('Invoice Receipt', 'Goods Receipt'): {'support': 1.0, 'confidence': 1.0},
        ('Payment', 'Invoice Receipt'): {'support': 1.0, 'confidence': 1.0}
    },
    'succession': {
        ('Purchase Requisition', 'Goods Receipt'): {'support': 1.0, 'confidence': 1.0},
        ('Purchase Order', 'Invoice Receipt'): {'support': 1.0, 'confidence': 1.0},
        ('Goods Receipt', 'Payment'): {'support': 1.0, 'confidence': 1.0}
    }
}