With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Mark Hamill produces.
text_B: A hoverbox -LRB- also called a hovercard -RRB- is a popup window that is neither a tooltip nor a traditional popup , but is a popup that appears when the mouse is placed over an icon on the screen for a short period of time , without clicking .. popup window. popup window. tooltip. tooltip. popup. Modal window. mouse. Mouse ( computing ). icon. Icon ( computing ). The hoverbox provides web annotation tool which allows the reader of a web page to preview information outside of that webpage .. web annotation. web annotation. web page. web page. Hoverboxes differ from tooltips in that hoverboxes support HTML elements and can be used to display forms , graphics and lists among other html elements .. Hoverboxes differ from traditional popups in that the user must hover over a page element to activate .. Hoverboxes are not used for advertising nor survey collection .. advertising. advertising. survey. Statistical survey. Typically used to hide page elements that would otherwise clutter a website .. website. website
not_related.