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

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

*GRAMMAR*
blicket -> YELLOW 
 gazzer -> GREEN 
 lug -> PINK 
 wif -> RED 
 x1 fep x2 -> [x1] [x2] 
 x1 zup -> [x1] [x1] [x1] 
 u1 tufa u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 