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

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

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