"Attrazione quadrata in tensione orizzontale" (Square Attraction in Horizontal Tension) is an oil painting on wooden panel by Antonio Calderara that exemplifies the Italian artist's commitment to geometric abstraction and the exploration of spatial relationships. The work features carefully balanced geometric forms, likely squares and linear elements, arranged to create visual tension through their horizontal orientation and spatial positioning. Calderara's precise technique and restrained color palette are characteristic of his systematic investigation into how fundamental shapes interact within the picture plane.