public String moveCardOntoTopRowFromBoard(int toMoveTop, int boardIndexFrom, int boardIndexTo) {
        List<Card> from = board.get(boardIndexFrom);
        String result = moveCardOntoTopRow(from, boardIndexTo, toMoveTop);
        if (result.isEmpty()) {
            from.remove(from.size() - 1);
        }
        return result;
    }