TASK DEFINITION: Given a sentence, generate a most likely context or previous statement. The previous statement should be relevant to the given statement.
PROBLEM: In his work area, he sketches at a drafting table.

SOLUTION: At the cemetery, a light above the boat shed's open barn door illuminates the bow of someone's neglected sailboat inside.

PROBLEM: He studies her as she sits at her desk.

SOLUTION: He stares after her as she walks away through the open plan office.

PROBLEM: He proceeds to polish the boot.

SOLUTION:
A man then takes the boot and smooths it down.