the second which vs first and easier

Some examples from the web:

• “And the second which is like it is, 'You shall love your neighbor as yourself.' GOD'S WORD® Translation The second is like it: 'Love your neighbor as you love  ...
• Reich is a German word literally meaning "realm". The terms Kaiserreich and Königreich are ... as the first and the 1871–1918 monarchy as the second, which was then to be followed by a "reinvigorated" third Reich, i.e. Nazi Germany.
• The SI unit of time is the second, which is defined as 9,192,631,770 cycles of radiation associated with a certain emission process in the cesium atom. Calculate ...
• 2 days ago ... The two clauses of the Second Amendment, the first which refers to a "militia," and the second which refers to "the people," cannot be separated ...

Some examples from the web:

• The first, and easier to address, is educational. Either because you're a student who's been assigned to or just out of intellectual and cultural curiosity, you would  ...
• The first, and easier way, is to stop the flow of urination midstream. The muscle you feel contracting is the muscles in the buttocks, legs or abdomen, and do not ...
• The first, and easier thing you have to prove is that your alcohol problem, if any, is under control. In simple terms, you have to prove that you have quit drinking ...
• Larger targets are likely to be located first, and easier to be found again. Big targets are easier targets. Order: You can place things in specific orders, from left to ...