Oil game of skill and chance

Claim 1

A game of skill and chance, comprising in combination: (a) a square upper deck with a multiplicity of apertures; (b) a square lower deck with a multiplicity of apertures which exactly match the configuration of said apertures in said upper deck and which is permanently fixed in position relative to said upper deck; (c) a square sliding deck with a multiplicity of apertues less than the number of apertures in the upper and lower decks, wherein said sliding deck is sandwiched between said upper deck and lower deck; wherein said apertures that are present in said sliding deck are in perfectly aligned relationship with apertures in said upper deck and said lower deck; said apertures in all of said decks being subdivided into identical clusters of apertures wherein each of said clusters of apertures are rotationally symmetrical with respect to the center of each of said clusters and each of said clusters are spaced apart from the next cluster a greater distance than the spacing of the apertures within a cluster, said clusters of apertures being arranged such that all of said clusters are rotationally symmetrical with respect to a centrally located cluster, whereby said sliding deck can be rotated in any multiple of 90 degrees and inverted any number of times and upon reinsertion is still in alignment with the apertures in said upper and lower decks; (d) a sliding deck track which permits said sliding deck to be inserted, removed, rotated, inverted, and reinserted; and (e) at least one cylindrically shaped playing piece which is inserted into any of said apertures in said upper deck; wherein said playing piece will pass through said sliding deck into said lower deck if an aperture has been provided in said sliding deck; whereby an insertion of said playing piece may be scored by virtue of whether or not it may be completely inserted.