Question: Which Coyote Sister member is related to singer in the Mamas & the Papas?

Context paragraphs:
Michelle Phillips: Michelle Phillips (born Holly Michelle Gilliam; June 4, 1944) is an American singer, songwriter and actress.  A native of California, she met and married John Phillips in San Francisco as a teenager, and went on to co-found the vocal group The Mamas & the Papas in 1965.  The band rose to fame with their popular singles "California Dreamin'" and "Creeque Alley", both of which Phillips co-wrote.  They released five studio albums before their dissolution in 1970.  Phillips is the last surviving original member of the group.

Larry Knechtel: Lawrence William "Larry" Knechtel (August 4, 1940 – August 20, 2009) was an American keyboard player and bassist, best known as a member of the Wrecking Crew, a collection of Los Angeles-based session musicians who worked with such renowned artists as Simon & Garfunkel, Duane Eddy, the Beach Boys, the Mamas & the Papas, the Monkees, the Partridge Family, the Doors, the Grass Roots, Jerry Garcia, and Elvis Presley, and as a member of the 1970s band Bread.

Chynna Phillips: Chynna Gilliam Phillips (born February 12, 1968) is an American singer and actress, better known for being a member of Wilson Phillips.  She is also the daughter of The Mamas & the Papas band members John and Michelle Phillips, and the half-sister of Mackenzie Phillips and Bijou Phillips.

Laurie Beebe Lewis: Laurie Beebe Lewis (born Laurie Seaman on November 5, in Ludington, Michigan) is an American singer-songwriter.  At age 14 she was the female lead singer of the Saginaw, Michigan cult-underground band Pitche Blende, a featured band on "The Michigan Mixture Volume 1" album.  She is most associated with her affiliation as the keyboard player and vocalist with Chicago's reformed group the Buckinghams from 1982 to 1985; and as lead singer in the reformed group The Mamas & The Papas from 1986 to 1993 with original members John Phillips and Denny Doherty along with Spanky McFarlane.

Coyote Sisters: Coyote Sisters are an American pop-rock female trio formed in 1980.  Its members are Leah Kunkel, the younger sister of Cass Elliot, Marty Gwinn Townsend, and Renee Armand.  In 1984, they released their self-titled debut LP on Morocco records, a subsidiary of Motown.  Lead single "Straight from the Heart (Into Your Life)" hit No. 66 on the US Billboard charts and was a hit on the Adult Contemporary radio stations.  Subsequent singles and the album failed to chart.

Tony Markellis: Tony Markellis is a bassist and record producer from Helena, Montana, now residing in Saratoga Springs, New York.  In his forty-five year career he has played blues, folk, jazz, rock and country music with musicians such as Trey Anastasio, Paul Butterfield, The Mamas & the Papas, Johnny Shines, David Bromberg, David Amram, Paul Siebel, Rosalie Sorrels, Eric Von Schmidt, Ellen McIlwaine, Mary McCaslin, Railbird and Jo Henley.  Markellis was a founding member of the groundbreaking Vermont-based jazz fusion group Kilimanjaro, as well as the Unknown Blues Band featuring Big Joe Burrell.  In the late 1990s, Markellis became the first member of the first solo band of Phish guitarist Trey Anastasio, forming the rhythm section with drummer Russ Lawton.  Including his work with Anastasio, Markellis has appeared on over one hundred albums.  In addition to tours with the Trey Anastasio Band, he is currently working with Kilimanjaro, acoustic blues power trios No Outlet and Street Corner Holler, The Burns Sisters Band, bluegrass fusion band Floodwood, acoustic Grateful Dead cover band Dead2Me, singer/songwriters Michael Jerling and Bob Warren, and occasionally with Americana band Jo Henley.  On June 20, 2010 (Fathers Day), Tony was invited on stage at Saratoga Performing Arts Center (SPAC) to play bass with Phish on "Gotta Jibboo" (one of the songs he cowrote with Trey and Russ Lawton for the Trey Anastasio Band).  Phish's bassist, Mike Gordon played the second guitar during the song.

Denny Doherty: Dennis Gerrard Stephen Doherty (November 29, 1940 – January 19, 2007) was a Canadian singer, songwriter, musician and actor.  He was most widely known as a founding member of the 1960s musical group The Mamas & the Papas.

John Phillips (musician): John Edmund Andrew Phillips (August 30, 1935 – March 18, 2001) was an American singer, guitarist, songwriter, and promoter, most notably of the 1967 Monterey Pop Festival, a landmark event of the counterculture era and the Summer of Love.  Known as Papa John, Phillips was a member and leader of the vocal group The Mamas & the Papas.

Cass Elliot: Cass Elliot (born Ellen Naomi Cohen; September 19, 1941 – July 29, 1974), also known as Mama Cass, was an American singer and actress, best known as a member of the Mamas & the Papas.  After the group broke up, she released five solo albums.  In 1998, Elliot, John Phillips, Denny Doherty, and Michelle Phillips were inducted into the Rock and Roll Hall of Fame for their work as the Mamas & the Papas.

Jill Gibson: Jill Gibson (born June 18, 1942) is an American singer, songwriter, photographer, painter and sculptor.  She is mostly known for her collaboration work with Jan & Dean and for having briefly been a member of the successful 1960s rock group The Mamas & the Papas.  She was also one of the main photographers at the historic Monterey Pop Festival in 1967.

Supporting paragraphs: Coyote Sisters Cass Elliot
Answer: Leah Kunkel