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

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

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