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

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

*GRAMMAR*
zup -> PURPLE 
 blicket -> YELLOW 
 wif -> RED 
 dax -> GREEN 
 x1 lug u1 -> [u1] [x1] 
 x1 gazzer -> [x1] [x1] 
 x1 kiki x2 -> [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 