Task: Sentence Expansion
Input (English): In the late 1780s , Derbyshire geologist White Watson made geological picture boards using Ashford Black Marble into which other local rocks were inlaid .
Output (English): In the late 1780s Derbyshire geologist White Watson began to create explanatory geological tablets using Ashford Black Marble into which other local rocks were inlaid so as to represent the strata of the rocks in different parts of the county .