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Terminal: run. Derivation Graphs: (left-to-right) compact / full; (top-down) full / compact.

Help: blue = parse inside. Abbr.: WS: Workspace; Initial WS: initial heads for Merge after LEX lookup.
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Words: who Mary like
Initial WS 1: likeθ vlike:θ:pres INFLv Mary who 
WS 1: {likeθ, Mary} vlike:θ:pres INFLv who 
WS 2: {vlike:θ:pres, {likeθ, Mary}} INFLv who 
WS 3: {who, {vlike:θ:pres, {likeθ, Mary}}} INFLv
WS 4: {INFLv, {who, {vlike:θ:pres, {likeθ, Mary}}}} 
Final WS: {CQ:left(who), {INFLv, {who, {vlike:θ:pres, {likeθ, Mary}}}}} 
INT/EXT: {CQ:left(who), {INFLv, {who, {vlike:θ:pres, {likeθ, Mary}}}}}
EXT: who →→ 3sg pres like Mary
Spellout: who 3sg pres like Mary
Spellout: who likes Mary
Blocked: inconsistent with input!
WS 1: {likeθ, Mary} vlike:θ:pres INFLv who 
WS 2: {vlike:θ:pres, {likeθ, Mary}} INFLv who [gray]
WS 3: {Mary, {vlike:θ:pres, {likeθ, Mary}}} INFLv who 
WS 4: {INFLv, {Mary, {vlike:θ:pres, {likeθ, Mary}}}} who 
WS 1: {likeθ, who} vlike:θ:pres INFLv Mary 
WS 2: {vlike:θ:pres:box(who), {likeθ, who}} INFLv Mary 
WS 3: {Mary, {vlike:θ:pres:box(who), {likeθ, who}}} INFLv
WS 4: {INFLv, {Mary, {vlike:θ:pres:box(who), {likeθ, who}}}} 
Final WS: {CQ:left(who), {INFLv, {Mary, {vlike:θ:pres:box(who), {likeθ, who}}}}} 
INT/EXT: {CQ:left(who), {INFLv, {Mary, {vlike:θ:pres:box(who), {likeθ, who}}}}}
EXT: who null pres like →→ Mary 3sg pres like
Spellout: who 3sg pres do Mary like
Spellout: who does Mary like
Blocked: inconsistent with input!
WS 1: {likeθ, who} vlike:θ:pres INFLv Mary 
WS 2: {vlike:θ:pres:box(who), {likeθ, who}} INFLv Mary [gray]
WS 3: {who, {vlike:θ:pres:box(who), {likeθ, who}}} INFLv Mary 
WS 4: {INFLv, {who, {vlike:θ:pres:box(who), {likeθ, who}}}} Mary 
WS 1: {Marywho} likeθ vlike:θ:pres INFLv
WS 2: {likeθ, {Marywho}} vlike:θ:pres INFLv
WS 3: {vlike:θ:pres:box(who), {likeθ, {Marywho}}} INFLv
WS 4: {{Marywho}, {vlike:θ:pres:box(who), {likeθ, {Marywho}}}} INFLv
WS 5: {INFLv, {{Marywho}, {vlike:θ:pres:box(who), {likeθ, {Marywho}}}}} 
Initial WS 2: likeθ vlike:θ:nonf Mary who 
WS 1: {likeθ, Mary} vlike:θ:nonf who 
WS 2: {vlike:θ:nonf, {likeθ, Mary}} who 
WS 3: {who, {vlike:θ:nonf, {likeθ, Mary}}} 
WS 1: {likeθ, Mary} vlike:θ:nonf who 
WS 2: {vlike:θ:nonf, {likeθ, Mary}} who [gray]
WS 3: {Mary, {vlike:θ:nonf, {likeθ, Mary}}} who 
WS 1: {likeθ, who} vlike:θ:nonf Mary 
WS 2: {vlike:θ:nonf:box(who), {likeθ, who}} Mary 
WS 3: {Mary, {vlike:θ:nonf:box(who), {likeθ, who}}} 
WS 1: {likeθ, who} vlike:θ:nonf Mary 
WS 2: {vlike:θ:nonf:box(who), {likeθ, who}} Mary [gray]
WS 3: {who, {vlike:θ:nonf:box(who), {likeθ, who}}} Mary 
WS 1: {Marywho} likeθ vlike:θ:nonf
WS 2: {likeθ, {Marywho}} vlike:θ:nonf
WS 3: {vlike:θ:nonf:box(who), {likeθ, {Marywho}}} 
Initial WS 3: likeθ vlike:θ:pres INFLv Mary Crel:who
WS 1: {likeθ, Mary} vlike:θ:pres INFLv Crel:who
WS 2: {vlike:θ:pres, {likeθ, Mary}} INFLv Crel:who
WS 3: {Mary, {vlike:θ:pres, {likeθ, Mary}}} INFLv Crel:who
WS 4: {INFLv, {Mary, {vlike:θ:pres, {likeθ, Mary}}}} Crel:who
Initial WS 4: likeθ vlike:θ:nonf Mary Crel:who
WS 1: {likeθ, Mary} vlike:θ:nonf Crel:who
WS 2: {vlike:θ:nonf, {likeθ, Mary}} Crel:who
WS 3: {Mary, {vlike:θ:nonf, {likeθ, Mary}}} Crel:who