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

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

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