public String moveCardOntoCardFromBoard(int toMoveTop, int boardIndexFrom, int boardIndexTo) {
        List<Card> from = board.get(boardIndexFrom);
        String result = moveCardOntoCard(from, boardIndexTo, toMoveTop);
        if (result.isEmpty()) {
            while (from.size() > toMoveTop) {
                from.remove(toMoveTop);
            }
        }
        return result;
    }