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

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

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