1. Black to move and Checkmate.                                                                  2. White to move and Checkmate.

                    ________________________                                                                      _________________________

                3. White to move and Checkmate.                                                                  4. White to move and Checkmate.

                    ________________________                                                                      _________________________

                5. White to move and Checkmate.                                                                  6. Black to move and Checkmate.

                    ________________________                                                                      ________________________

                7. White wins in two moves.                                                                          8. White wins in one move.

                    1. _______ ________                                                                                     ____________________

                    2. _______ Checkmate

                9. Black wins in two moves.                                                                         10. White wins in one move.

                    1. a1-b1 ______                                                                                              ____________________

                    2.______ ______