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

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

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