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

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

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