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

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

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