The salary of                                                                                                                                                   alice                                                is                                                   100
                                                                                                                                                                                                                                                                                                  
                                                                                                                                                                                                                                                                                                  
                                                                                                                                                                                                                                                                                                  
                                                                                                                                                                                                                                                                                                  
                                The salary of                                                                                                                                                    bob                                        is                                                  50