*SUPPORT*
IN: dax zup OUT: RED RED RED RED
IN: gazzer OUT: GREEN
IN: wif zup OUT: PINK PINK PINK PINK
IN: gazzer zup OUT: GREEN GREEN GREEN GREEN
IN: wif OUT: PINK
IN: tufa fep kiki OUT: YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW
IN: dax fep zup OUT: RED RED RED RED RED RED RED RED
IN: gazzer gazzer dax wif OUT: GREEN GREEN RED PINK
IN: gazzer fep kiki OUT: GREEN GREEN GREEN GREEN GREEN GREEN
IN: dax dax OUT: RED RED
IN: dax wif OUT: RED PINK
IN: dax gazzer wif OUT: RED GREEN PINK
IN: dax dax kiki OUT: RED RED RED RED RED RED
IN: dax fep OUT: RED RED

*QUERY*
IN: dax tufa zup OUT: RED YELLOW RED YELLOW RED YELLOW RED YELLOW
IN: tufa zup OUT: YELLOW YELLOW YELLOW YELLOW
IN: wif gazzer OUT: PINK GREEN
IN: tufa kiki OUT: YELLOW YELLOW YELLOW
IN: dax OUT: RED
IN: dax kiki OUT: RED RED RED
IN: wif kiki OUT: PINK PINK PINK
IN: tufa OUT: YELLOW
IN: wif fep OUT: PINK PINK
IN: dax gazzer fep OUT: RED GREEN RED GREEN

*GRAMMAR*
tufa -> YELLOW 
 wif -> PINK 
 dax -> RED 
 gazzer -> GREEN 
 x1 kiki -> [x1] [x1] [x1] 
 x1 zup -> [x1] [x1] [x1] [x1] 
 x1 fep -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 