A gaming machine includes a display configured to display an image concerning a unit game for determining whether or not a play result deserves a payout, a counter configured to be reset under a predetermined condition and to increment a count value every time the unit game is executed, and a controller. In particular, the present disclosure provides a natural metabolite either alone or as part of a fertilizer blend to increase crop production. At this time, the squeegee speed during the second or later screen printing is faster than the squeegee speed during the first screen printing. A context set is generated based on the extracted context information.