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

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

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