decisions = [
    {'number': 1, 'A': {'self': 15, 'other': 5}, 'B': {'self': 5, 'other': 15}},
    {'number': 2, 'A': {'self': 6, 'other': 5}, 'B': {'self': 5, 'other': 6}},
    {'number': 3, 'A': {'self': 5, 'other': 10}, 'B': {'self': 10, 'other': 5}},
    {'number': 4, 'A': {'self': 10, 'other': 12}, 'B': {'self': 12, 'other': 10}},
]

decisions_by_type = {
    1: {'A': "selfhigher", 'B': "otherhigher"},
    2: {'A': "selfhigher", 'B': "otherhigher"},
    3: {'A': "otherhigher", 'B': "selfhigher"},
    4: {'A': "otherhigher", 'B': "selfhigher"},
}


def decision_corresponding_type(item, choice):
    """
    Get the choice type which corresponds to the choice a person made.
    params: The choice taken (A or B) and the item on which the choice was taken
    returns: The choice type corresponding to this choice for this item
    effects: None
    """
    return decisions_by_type[item][choice]