*SUPPORT*
IN: tufa OUT: PINK
IN: dax lug tufa OUT: PINK GREEN
IN: wif blicket wif OUT: YELLOW YELLOW YELLOW YELLOW
IN: fep wif OUT: PURPLE YELLOW
IN: wif OUT: YELLOW
IN: tufa wif lug dax OUT: PINK GREEN YELLOW
IN: dax dax lug dax OUT: GREEN GREEN GREEN
IN: dax lug fep OUT: PURPLE GREEN
IN: tufa kiki fep wif kiki fep OUT: PURPLE PURPLE YELLOW PINK
IN: dax lug dax OUT: GREEN GREEN
IN: tufa lug tufa OUT: PINK PINK
IN: wif dax OUT: YELLOW GREEN
IN: wif lug wif OUT: YELLOW YELLOW
IN: fep blicket dax OUT: PURPLE GREEN GREEN GREEN

*QUERY*
IN: dax blicket dax OUT: GREEN GREEN GREEN GREEN
IN: wif dax blicket wif OUT: YELLOW GREEN YELLOW YELLOW YELLOW
IN: fep tufa fep fep fep blicket wif OUT: PURPLE PINK PURPLE PURPLE PURPLE YELLOW YELLOW YELLOW
IN: dax OUT: GREEN
IN: wif blicket dax OUT: YELLOW GREEN GREEN GREEN
IN: fep wif blicket wif OUT: PURPLE YELLOW YELLOW YELLOW YELLOW
IN: fep OUT: PURPLE
IN: wif dax lug dax OUT: YELLOW GREEN GREEN
IN: tufa fep blicket wif OUT: PINK PURPLE YELLOW YELLOW YELLOW
IN: tufa blicket tufa OUT: PINK PINK PINK PINK

*GRAMMAR*
tufa -> PINK 
 fep -> PURPLE 
 dax -> GREEN 
 wif -> YELLOW 
 u1 blicket u2 -> [u1] [u2] [u2] [u2] 
 u1 kiki x1 -> [x1] [u1] 
 u1 lug u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 