*SUPPORT*
IN: dax zup gazzer OUT: RED GREEN GREEN GREEN GREEN GREEN
IN: gazzer zup wif OUT: GREEN YELLOW YELLOW YELLOW YELLOW YELLOW
IN: dax kiki blicket blicket OUT: RED RED RED RED RED RED RED RED
IN: gazzer blicket blicket OUT: GREEN GREEN GREEN GREEN
IN: gazzer kiki OUT: GREEN GREEN
IN: dax wif kiki OUT: RED YELLOW YELLOW
IN: wif gazzer kiki OUT: YELLOW GREEN GREEN
IN: wif blicket OUT: YELLOW YELLOW
IN: dax dax kiki OUT: RED RED RED
IN: lug zup lug OUT: PINK PINK PINK PINK PINK PINK
IN: gazzer wif OUT: GREEN YELLOW
IN: gazzer zup dax OUT: GREEN RED RED RED RED RED
IN: dax blicket OUT: RED RED
IN: lug gazzer zup dax OUT: PINK GREEN RED RED RED RED RED

*QUERY*
IN: wif zup lug OUT: YELLOW PINK PINK PINK PINK PINK
IN: gazzer wif lug kiki blicket OUT: GREEN YELLOW PINK PINK GREEN YELLOW PINK PINK
IN: gazzer zup lug OUT: GREEN PINK PINK PINK PINK PINK
IN: wif zup gazzer OUT: YELLOW GREEN GREEN GREEN GREEN GREEN
IN: lug gazzer zup lug OUT: PINK GREEN PINK PINK PINK PINK PINK
IN: wif dax lug zup gazzer OUT: YELLOW RED PINK GREEN GREEN GREEN GREEN GREEN
IN: dax OUT: RED
IN: wif OUT: YELLOW
IN: dax kiki OUT: RED RED
IN: gazzer OUT: GREEN

*GRAMMAR*
dax -> RED 
 lug -> PINK 
 gazzer -> GREEN 
 wif -> YELLOW 
 u1 kiki -> [u1] [u1] 
 x1 blicket -> [x1] [x1] 
 u1 zup u2 -> [u1] [u2] [u2] [u2] [u2] [u2] 
 u1 x1 -> [u1] [x1] 
 