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

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

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