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

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

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