How can i remember this definition of meiosis? (like hints) the process of cell division by which two divisions occur leading to the production of four haploid cells

The stratigraphy is the study of the different strata, on the basis of their order and the relative positions. The Steno’s law of the stratigraphy helps in the determination of the pattern of the deposition of the rocks. Four law of the stratigraphy are as follows:

1.Law of original horizontality

2.Law of superposition

3.Law of original lateral continuity

4.Law of cross-cutting relationships