*SUPPORT*
IN: zup zup fep lug wif fep wif OUT: RED GREEN PINK PINK RED
IN: gazzer wif fep wif blicket OUT: BLUE PINK PINK PINK
IN: lug blicket OUT: GREEN GREEN
IN: wif lug OUT: PINK GREEN
IN: lug OUT: GREEN
IN: lug lug OUT: GREEN GREEN
IN: wif fep wif blicket OUT: PINK PINK PINK
IN: wif fep gazzer gazzer fep lug OUT: BLUE GREEN BLUE PINK
IN: zup fep zup kiki lug OUT: RED GREEN GREEN RED
IN: zup kiki wif kiki zup OUT: RED PINK RED RED PINK RED RED
IN: zup OUT: RED
IN: gazzer gazzer fep wif blicket OUT: BLUE PINK PINK BLUE
IN: gazzer OUT: BLUE
IN: lug wif OUT: GREEN PINK

*QUERY*
IN: wif kiki lug blicket OUT: PINK GREEN GREEN GREEN GREEN
IN: gazzer fep zup blicket OUT: RED RED BLUE
IN: zup fep lug blicket OUT: GREEN GREEN RED
IN: gazzer kiki zup OUT: BLUE RED RED
IN: gazzer fep lug fep zup blicket OUT: RED RED GREEN BLUE
IN: wif fep zup OUT: RED PINK
IN: wif OUT: PINK
IN: zup gazzer blicket OUT: RED BLUE BLUE
IN: zup fep wif blicket OUT: PINK PINK RED
IN: wif blicket OUT: PINK PINK

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